2311303311102 has 96 divisors (see below), whose sum is σ = 4759102543104. Its totient is φ = 748185110400.

The previous prime is 2311303311077. The next prime is 2311303311113. The reversal of 2311303311102 is 2011133031132.

It is a happy number.

It is a super-2 number, since 2×2311303311102² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1560636202 + ... + 1560637682.

It is an arithmetic number, because the mean of its divisors is an integer number (49573984824).

Almost surely, 2^{2311303311102} is an apocalyptic number.

2311303311102 is an abundant number, since it is smaller than the sum of its proper divisors (2447799232002).

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

2311303311102 is a wasteful number, since it uses less digits than its factorization.

2311303311102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2302 (or 2223 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 2311303311102 its reverse (2011133031132), we get a palindrome (4322436342234).

The spelling of 2311303311102 in words is "two trillion, three hundred eleven billion, three hundred three million, three hundred eleven thousand, one hundred two".