121010112002 has 16 divisors (see below), whose sum is σ = 195515110392. Its totient is φ = 55840181760.

The previous prime is 121010112001. The next prime is 121010112017. The reversal of 121010112002 is 200211010121.

It can be written as a sum of positive squares in 4 ways, for example, as 49239166201 + 71770945801 = 221899^2 + 267901^2 .

It is not an unprimeable number, because it can be changed into a prime (121010112001) 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, 303353 + ... + 577964.

Almost surely, 2^121010112002 is an apocalyptic number.

121010112002 is a deficient number, since it is larger than the sum of its proper divisors (74504998390).

121010112002 is a wasteful number, since it uses less digits than its factorization.

121010112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886613.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 121010112002 its reverse (200211010121), we get a palindrome (321221122123).

The spelling of 121010112002 in words is "one hundred twenty-one billion, ten million, one hundred twelve thousand, two".