101121132120 has 32 divisors (see below), whose sum is σ = 303363396720. Its totient is φ = 26965635200.

The previous prime is 101121132107. The next prime is 101121132121. The reversal of 101121132120 is 21231121101.

It is a super-2 number, since 2×101121132120² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 101121132120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101121132121) 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, 421337931 + ... + 421338170.

Almost surely, 2^101121132120 is an apocalyptic number.

101121132120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101121132120 is an abundant number, since it is smaller than the sum of its proper divisors (202242264600).

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

101121132120 is a wasteful number, since it uses less digits than its factorization.

101121132120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842676115 (or 842676111 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 101121132120 its reverse (21231121101), we get a palindrome (122352253221).

The spelling of 101121132120 in words is "one hundred one billion, one hundred twenty-one million, one hundred thirty-two thousand, one hundred twenty".