21114232002 has 48 divisors (see below), whose sum is σ = 46234798272. Its totient is φ = 6963213600.

The previous prime is 21114231959. The next prime is 21114232021. The reversal of 21114232002 is 20023241112.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3027123 + ... + 3034089.

It is an arithmetic number, because the mean of its divisors is an integer number (963224964).

Almost surely, 2^21114232002 is an apocalyptic number.

21114232002 is an abundant number, since it is smaller than the sum of its proper divisors (25120566270).

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

21114232002 is a wasteful number, since it uses less digits than its factorization.

21114232002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8743 (or 8740 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 21114232002 its reverse (20023241112), we get a palindrome (41137473114).

It can be divided in two parts, 21114 and 232002, that added together give a triangular number (253116 = T₇₁₁).

The spelling of 21114232002 in words is "twenty-one billion, one hundred fourteen million, two hundred thirty-two thousand, two".