121313021322010 has 64 divisors (see below), whose sum is σ = 250365706762752. Its totient is φ = 41458464792576.

The previous prime is 121313021322001. The next prime is 121313021322023. The reversal of 121313021322010 is 10223120313121.

It is a super-2 number, since 2×121313021322010² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 615506739 + ... + 615703801.

It is an arithmetic number, because the mean of its divisors is an integer number (3911964168168).

Almost surely, 2^{121313021322010} is an apocalyptic number.

121313021322010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121313021322010 is an abundant number, since it is smaller than the sum of its proper divisors (129052685440742).

121313021322010 is a wasteful number, since it uses less digits than its factorization.

121313021322010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225487.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 121313021322010 its reverse (10223120313121), we get a palindrome (131536141635131).

The spelling of 121313021322010 in words is "one hundred twenty-one trillion, three hundred thirteen billion, twenty-one million, three hundred twenty-two thousand, ten".