121011324100 has 36 divisors (see below), whose sum is σ = 271065372928. Its totient is φ = 46843092000.

The previous prime is 121011324059. The next prime is 121011324101. The reversal of 121011324100 is 1423110121.

It is not an unprimeable number, because it can be changed into a prime (121011324101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19514856 + ... + 19521055.

Almost surely, 2^121011324100 is an apocalyptic number.

121011324100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121011324100 is an abundant number, since it is smaller than the sum of its proper divisors (150054048828).

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

121011324100 is a wasteful number, since it uses less digits than its factorization.

121011324100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39035956 (or 39035949 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 121011324100 its reverse (1423110121), we get a palindrome (122434434221).

The spelling of 121011324100 in words is "one hundred twenty-one billion, eleven million, three hundred twenty-four thousand, one hundred".