32131220123002 has 96 divisors (see below), whose sum is σ = 65289475923840. Its totient is φ = 11516241634560.

The previous prime is 32131220122993. The next prime is 32131220123011. The reversal of 32131220123002 is 20032102213123.

It is an interprime number because it is at equal distance from previous prime (32131220122993) and next prime (32131220123011).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5518824 + ... + 9732412.

It is an arithmetic number, because the mean of its divisors is an integer number (680098707540).

Almost surely, 2^{32131220123002} is an apocalyptic number.

32131220123002 is an abundant number, since it is smaller than the sum of its proper divisors (33158255800838).

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

32131220123002 is a wasteful number, since it uses less digits than its factorization.

32131220123002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4213928 (or 4213915 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 32131220123002 its reverse (20032102213123), we get a palindrome (52163322336125).

The spelling of 32131220123002 in words is "thirty-two trillion, one hundred thirty-one billion, two hundred twenty million, one hundred twenty-three thousand, two".