11311202102 has 8 divisors (see below), whose sum is σ = 17199225336. Its totient is φ = 5578126992.

The previous prime is 11311202101. The next prime is 11311202117. The reversal of 11311202102 is 20120211311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×11311202102³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11311202101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38736848 + ... + 38737139.

It is an arithmetic number, because the mean of its divisors is an integer number (2149903167).

Almost surely, 2^11311202102 is an apocalyptic number.

11311202102 is a deficient number, since it is larger than the sum of its proper divisors (5888023234).

11311202102 is an equidigital number, since it uses as much as digits as its factorization.

11311202102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77474062.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11311202102 its reverse (20120211311), we get a palindrome (31431413413).

It can be divided in two parts, 11 and 311202102, that added together give a palindrome (311202113).

The spelling of 11311202102 in words is "eleven billion, three hundred eleven million, two hundred two thousand, one hundred two".