2312312202154 has 32 divisors (see below), whose sum is σ = 3485114688384. Its totient is φ = 1150624742400.

The previous prime is 2312312202143. The next prime is 2312312202157. The reversal of 2312312202154 is 4512022132132.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2312312202157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 825529554 + ... + 825532354.

It is an arithmetic number, because the mean of its divisors is an integer number (108909834012).

Almost surely, 2^{2312312202154} is an apocalyptic number.

2312312202154 is a deficient number, since it is larger than the sum of its proper divisors (1172802486230).

2312312202154 is a wasteful number, since it uses less digits than its factorization.

2312312202154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5262.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 2312312202154 its reverse (4512022132132), we get a palindrome (6824334334286).

The spelling of 2312312202154 in words is "two trillion, three hundred twelve billion, three hundred twelve million, two hundred two thousand, one hundred fifty-four".