204221023030 has 32 divisors (see below), whose sum is σ = 370387987200. Its totient is φ = 81070196832.

The previous prime is 204221023009. The next prime is 204221023073. The reversal of 204221023030 is 30320122402.

It is a junction number, because it is equal to n+sod(n) for n = 204221022989 and 204221023007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 786961 + ... + 1013779.

It is an arithmetic number, because the mean of its divisors is an integer number (11574624600).

Almost surely, 2^204221023030 is an apocalyptic number.

204221023030 is a deficient number, since it is larger than the sum of its proper divisors (166166964170).

204221023030 is a wasteful number, since it uses less digits than its factorization.

204221023030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227508.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 204221023030 its reverse (30320122402), we get a palindrome (234541145432).

The spelling of 204221023030 in words is "two hundred four billion, two hundred twenty-one million, twenty-three thousand, thirty".