203111132020210 has 16 divisors (see below), whose sum is σ = 365629260148992. Its totient is φ = 81237958916400.

The previous prime is 203111132020169. The next prime is 203111132020259. The reversal of 203111132020210 is 12020231111302.

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, 811605096 + ... + 811855315.

It is an arithmetic number, because the mean of its divisors is an integer number (22851828759312).

Almost surely, 2^{203111132020210} is an apocalyptic number.

203111132020210 is a deficient number, since it is larger than the sum of its proper divisors (162518128128782).

203111132020210 is a wasteful number, since it uses less digits than its factorization.

203111132020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1623472929.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 203111132020210 its reverse (12020231111302), we get a palindrome (215131363131512).

The spelling of 203111132020210 in words is "two hundred three trillion, one hundred eleven billion, one hundred thirty-two million, twenty thousand, two hundred ten".