1220000120102 has 16 divisors (see below), whose sum is σ = 1850774482080. Its totient is φ = 603076867008.

The previous prime is 1220000120089. The next prime is 1220000120113. The reversal of 1220000120102 is 2010210000221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1178528 + ... + 1956764.

It is an arithmetic number, because the mean of its divisors is an integer number (115673405130).

Almost surely, 2^{1220000120102} is an apocalyptic number.

1220000120102 is a deficient number, since it is larger than the sum of its proper divisors (630774361978).

1220000120102 is an equidigital number, since it uses as much as digits as its factorization.

1220000120102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787135.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1220000120102 its reverse (2010210000221), we get a palindrome (3230210120323).

The spelling of 1220000120102 in words is "one trillion, two hundred twenty billion, one hundred twenty thousand, one hundred two".