2031161262 has 16 divisors (see below), whose sum is σ = 4374809040. Its totient is φ = 624972672.

The previous prime is 2031161243. The next prime is 2031161291. The reversal of 2031161262 is 2621611302.

2031161262 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13020187 + ... + 13020342.

It is an arithmetic number, because the mean of its divisors is an integer number (273425565).

Almost surely, 2^2031161262 is an apocalyptic number.

2031161262 is an abundant number, since it is smaller than the sum of its proper divisors (2343647778).

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

2031161262 is a wasteful number, since it uses less digits than its factorization.

2031161262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26040547.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 2031161262 is about 45068.4064728275. The cubic root of 2031161262 is about 1266.4308123037.

Adding to 2031161262 its reverse (2621611302), we get a palindrome (4652772564).

The spelling of 2031161262 in words is "two billion, thirty-one million, one hundred sixty-one thousand, two hundred sixty-two".