1000120121022 has 16 divisors (see below), whose sum is σ = 2182080264192. Its totient is φ = 303066703320.

The previous prime is 1000120120991. The next prime is 1000120121093. The reversal of 1000120121022 is 2201210210001.

It is a junction number, because it is equal to n+sod(n) for n = 1000120120989 and 1000120121007.

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, 7576667518 + ... + 7576667649.

It is an arithmetic number, because the mean of its divisors is an integer number (136380016512).

Almost surely, 2^{1000120121022} is an apocalyptic number.

1000120121022 is an abundant number, since it is smaller than the sum of its proper divisors (1181960143170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1000120121022 is a wasteful number, since it uses less digits than its factorization.

1000120121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15153335183.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1000120121022 its reverse (2201210210001), we get a palindrome (3201330331023).

The spelling of 1000120121022 in words is "one trillion, one hundred twenty million, one hundred twenty-one thousand, twenty-two".