1021012220110 has 16 divisors (see below), whose sum is σ = 1841181826896. Its totient is φ = 407658259008.

The previous prime is 1021012220093. The next prime is 1021012220117. The reversal of 1021012220110 is 110222101201.

1021012220110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1021012220110² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021012220117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93322887 + ... + 93333826.

It is an arithmetic number, because the mean of its divisors is an integer number (115073864181).

Almost surely, 2^{1021012220110} is an apocalyptic number.

1021012220110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021012220110 is a deficient number, since it is larger than the sum of its proper divisors (820169606786).

1021012220110 is a wasteful number, since it uses less digits than its factorization.

1021012220110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186657267.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1021012220110 its reverse (110222101201), we get a palindrome (1131234321311).

The spelling of 1021012220110 in words is "one trillion, twenty-one billion, twelve million, two hundred twenty thousand, one hundred ten".