32100224101421 has 32 divisors (see below), whose sum is σ = 37149204234240. Its totient is φ = 27169233220800.

The previous prime is 32100224101397. The next prime is 32100224101423. The reversal of 32100224101421 is 12410142200123.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32100224101421 is a prime.

It is a super-2 number, since 2×32100224101421² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32100224101423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1875333155 + ... + 1875350271.

It is an arithmetic number, because the mean of its divisors is an integer number (1160912632320).

Almost surely, 2^{32100224101421} is an apocalyptic number.

It is an amenable number.

32100224101421 is a deficient number, since it is larger than the sum of its proper divisors (5048980132819).

32100224101421 is a wasteful number, since it uses less digits than its factorization.

32100224101421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27545.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 32100224101421 its reverse (12410142200123), we get a palindrome (44510366301544).

The spelling of 32100224101421 in words is "thirty-two trillion, one hundred billion, two hundred twenty-four million, one hundred one thousand, four hundred twenty-one".