10203231101211 has 32 divisors (see below), whose sum is σ = 15334016624640. Its totient is φ = 6704604684000.

The previous prime is 10203231101183. The next prime is 10203231101221. The reversal of 10203231101211 is 11210113230201.

10203231101211 is a `hidden beast` number, since 1 + 0 + 20 + 323 + 110 + 1 + 211 = 666.

It is not a de Polignac number, because 10203231101211 - 2¹¹ = 10203231099163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10203231101221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7781025 + ... + 8997266.

It is an arithmetic number, because the mean of its divisors is an integer number (479188019520).

Almost surely, 2^{10203231101211} is an apocalyptic number.

10203231101211 is a deficient number, since it is larger than the sum of its proper divisors (5130785523429).

10203231101211 is a wasteful number, since it uses less digits than its factorization.

10203231101211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16778624 (or 16778618 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 10203231101211 its reverse (11210113230201), we get a palindrome (21413344331412).

The spelling of 10203231101211 in words is "ten trillion, two hundred three billion, two hundred thirty-one million, one hundred one thousand, two hundred eleven".