21200310001032 has 32 divisors (see below), whose sum is σ = 55790289477600. Its totient is φ = 6694834737024.

The previous prime is 21200310000959. The next prime is 21200310001037. The reversal of 21200310001032 is 23010001300212.

It is not an unprimeable number, because it can be changed into a prime (21200310001037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23245953493 + ... + 23245954404.

It is an arithmetic number, because the mean of its divisors is an integer number (1743446546175).

Almost surely, 2^{21200310001032} is an apocalyptic number.

It is an amenable number.

21200310001032 is an abundant number, since it is smaller than the sum of its proper divisors (34589979476568).

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

21200310001032 is a wasteful number, since it uses less digits than its factorization.

21200310001032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46491907925 (or 46491907921 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 21200310001032 its reverse (23010001300212), we get a palindrome (44210311301244).

The spelling of 21200310001032 in words is "twenty-one trillion, two hundred billion, three hundred ten million, one thousand, thirty-two".