10121001022012 has 12 divisors (see below), whose sum is σ = 17768338857136. Its totient is φ = 5044332777120.

The previous prime is 10121001022009. The next prime is 10121001022037. The reversal of 10121001022012 is 21022010012101.

It is a junction number, because it is equal to n+sod(n) for n = 10121001021983 and 10121001022001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4041932064 + ... + 4041934567.

Almost surely, 2^{10121001022012} is an apocalyptic number.

It is an amenable number.

10121001022012 is a deficient number, since it is larger than the sum of its proper divisors (7647337835124).

10121001022012 is a wasteful number, since it uses less digits than its factorization.

10121001022012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8083866948 (or 8083866946 counting only the distinct ones).

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

Adding to 10121001022012 its reverse (21022010012101), we get a palindrome (31143011034113).

The spelling of 10121001022012 in words is "ten trillion, one hundred twenty-one billion, one million, twenty-two thousand, twelve".