21023112062 has 8 divisors (see below), whose sum is σ = 31535337000. Its totient is φ = 10511333064.

The previous prime is 21023112059. The next prime is 21023112113. The reversal of 21023112062 is 26021132012.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57764 + ... + 213032.

It is an arithmetic number, because the mean of its divisors is an integer number (3941917125).

Almost surely, 2^21023112062 is an apocalyptic number.

21023112062 is a deficient number, since it is larger than the sum of its proper divisors (10512224938).

21023112062 is a wasteful number, since it uses less digits than its factorization.

21023112062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222970.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 21023112062 its reverse (26021132012), we get a palindrome (47044244074).

The spelling of 21023112062 in words is "twenty-one billion, twenty-three million, one hundred twelve thousand, sixty-two".