203123024210 has 16 divisors (see below), whose sum is σ = 365634357696. Its totient is φ = 81246339888.

The previous prime is 203123024197. The next prime is 203123024227. The reversal of 203123024210 is 12420321302.

It is a super-2 number, since 2×203123024210² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48692 + ... + 639231.

It is an arithmetic number, because the mean of its divisors is an integer number (22852147356).

Almost surely, 2^203123024210 is an apocalyptic number.

203123024210 is a deficient number, since it is larger than the sum of its proper divisors (162511333486).

203123024210 is a wasteful number, since it uses less digits than its factorization.

203123024210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717457.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 203123024210 its reverse (12420321302), we get a palindrome (215543345512).

The spelling of 203123024210 in words is "two hundred three billion, one hundred twenty-three million, twenty-four thousand, two hundred ten".