21230000203010 has 8 divisors (see below), whose sum is σ = 38214000365436. Its totient is φ = 8492000081200.

The previous prime is 21230000202989. The next prime is 21230000203039. The reversal of 21230000203010 is 1030200003212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 19182236341009 + 2047763862001 = 4379753^2 + 1431001^2 .

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

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, 1061500010141 + ... + 1061500010160.

Almost surely, 2^{21230000203010} is an apocalyptic number.

21230000203010 is a deficient number, since it is larger than the sum of its proper divisors (16984000162426).

21230000203010 is a wasteful number, since it uses less digits than its factorization.

21230000203010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2123000020308.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 21230000203010 its reverse (1030200003212), we get a palindrome (22260200206222).

The spelling of 21230000203010 in words is "twenty-one trillion, two hundred thirty billion, two hundred three thousand, ten".