1013111331102 has 48 divisors (see below), whose sum is σ = 2408528854368. Its totient is φ = 305844926400.

The previous prime is 1013111331101. The next prime is 1013111331103. The reversal of 1013111331102 is 2011331113101.

1013111331102 is a `hidden beast` number, since 10 + 1 + 311 + 1 + 331 + 10 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (1013111331101) and next prime (1013111331103).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013111331101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40832274 + ... + 40857077.

It is an arithmetic number, because the mean of its divisors is an integer number (50177684466).

Almost surely, 2^{1013111331102} is an apocalyptic number.

1013111331102 is an abundant number, since it is smaller than the sum of its proper divisors (1395417523266).

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

1013111331102 is a wasteful number, since it uses less digits than its factorization.

1013111331102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81689425 (or 81689422 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 1013111331102 its reverse (2011331113101), we get a palindrome (3024442444203).

The spelling of 1013111331102 in words is "one trillion, thirteen billion, one hundred eleven million, three hundred thirty-one thousand, one hundred two".