2132121113021 has 8 divisors (see below), whose sum is σ = 2150094420864. Its totient is φ = 2114198506800.

The previous prime is 2132121112973. The next prime is 2132121113041. The reversal of 2132121113021 is 1203111212312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2132121113021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2132121112984 and 2132121113002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132121113041) 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, 12590945 + ... + 12759158.

It is an arithmetic number, because the mean of its divisors is an integer number (268761802608).

Almost surely, 2^{2132121113021} is an apocalyptic number.

It is an amenable number.

2132121113021 is a deficient number, since it is larger than the sum of its proper divisors (17973307843).

2132121113021 is a wasteful number, since it uses less digits than its factorization.

2132121113021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25350811.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 2132121113021 its reverse (1203111212312), we get a palindrome (3335232325333).

The spelling of 2132121113021 in words is "two trillion, one hundred thirty-two billion, one hundred twenty-one million, one hundred thirteen thousand, twenty-one".