201011120331102 has 24 divisors (see below), whose sum is σ = 437218740341136. Its totient is φ = 66742991963136.

The previous prime is 201011120331071. The next prime is 201011120331157. The reversal of 201011120331102 is 201133021110102.

201011120331102 is a `hidden beast` number, since 20 + 101 + 112 + 0 + 331 + 102 = 666.

It is a super-3 number, since 3×201011120331102³ (a number of 44 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21726229738 + ... + 21726238989.

It is an arithmetic number, because the mean of its divisors is an integer number (18217447514214).

Almost surely, 2^{201011120331102} is an apocalyptic number.

201011120331102 is an abundant number, since it is smaller than the sum of its proper divisors (236207620010034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201011120331102 is a wasteful number, since it uses less digits than its factorization.

201011120331102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43452468992 (or 43452468989 counting only the distinct ones).

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

Adding to 201011120331102 its reverse (201133021110102), we get a palindrome (402144141441204).

The spelling of 201011120331102 in words is "two hundred one trillion, eleven billion, one hundred twenty million, three hundred thirty-one thousand, one hundred two".