101121132012 has 12 divisors (see below), whose sum is σ = 235949308056. Its totient is φ = 33707044000.

The previous prime is 101121132001. The next prime is 101121132037. The reversal of 101121132012 is 210231121101.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 101121131982 and 101121132000.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4213380489 + ... + 4213380512.

It is an arithmetic number, because the mean of its divisors is an integer number (19662442338).

Almost surely, 2^101121132012 is an apocalyptic number.

101121132012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101121132012 is an abundant number, since it is smaller than the sum of its proper divisors (134828176044).

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

101121132012 is a wasteful number, since it uses less digits than its factorization.

101121132012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8426761008 (or 8426761006 counting only the distinct ones).

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

Adding to 101121132012 its reverse (210231121101), we get a palindrome (311352253113).

The spelling of 101121132012 in words is "one hundred one billion, one hundred twenty-one million, one hundred thirty-two thousand, twelve".