121062000660 has 48 divisors (see below), whose sum is σ = 338999677632. Its totient is φ = 32280716800.

The previous prime is 121062000641. The next prime is 121062000677. The reversal of 121062000660 is 66000260121.

It is a self number, because there is not a number n which added to its sum of digits gives 121062000660.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 788815 + ... + 929705.

It is an arithmetic number, because the mean of its divisors is an integer number (7062493284).

Almost surely, 2^121062000660 is an apocalyptic number.

121062000660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121062000660 is an abundant number, since it is smaller than the sum of its proper divisors (217937676972).

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

121062000660 is a wasteful number, since it uses less digits than its factorization.

121062000660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155224 (or 155222 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 121062000660 its reverse (66000260121), we get a palindrome (187062260781).

The spelling of 121062000660 in words is "one hundred twenty-one billion, sixty-two million, six hundred sixty", and thus it is an aban number.