121300210002132 has 72 divisors (see below), whose sum is σ = 356362198920000. Its totient is φ = 34069792635648.

The previous prime is 121300210002131. The next prime is 121300210002137. The reversal of 121300210002132 is 231200012003121.

121300210002132 is a `hidden beast` number, since 1 + 21 + 300 + 210 + 0 + 0 + 2 + 132 = 666.

It is a super-2 number, since 2×121300210002132² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121300210002131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4079222757 + ... + 4079252492.

It is an arithmetic number, because the mean of its divisors is an integer number (4949474985000).

Almost surely, 2^{121300210002132} is an apocalyptic number.

121300210002132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121300210002132 is an abundant number, since it is smaller than the sum of its proper divisors (235061988917868).

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

121300210002132 is a wasteful number, since it uses less digits than its factorization.

121300210002132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8158475325 (or 8158475320 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 121300210002132 its reverse (231200012003121), we get a palindrome (352500222005253).

The spelling of 121300210002132 in words is "one hundred twenty-one trillion, three hundred billion, two hundred ten million, two thousand, one hundred thirty-two".