2212431402 has 64 divisors (see below), whose sum is σ = 4831171200. Its totient is φ = 672779520.

The previous prime is 2212431337. The next prime is 2212431413. The reversal of 2212431402 is 2041342122.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1787928 + ... + 1789164.

It is an arithmetic number, because the mean of its divisors is an integer number (75487050).

Almost surely, 2^2212431402 is an apocalyptic number.

2212431402 is an abundant number, since it is smaller than the sum of its proper divisors (2618739798).

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

2212431402 is a wasteful number, since it uses less digits than its factorization.

2212431402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1831.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2212431402 is about 47036.4901114018. The cubic root of 2212431402 is about 1303.0365706178.

Adding to 2212431402 its reverse (2041342122), we get a palindrome (4253773524).

The spelling of 2212431402 in words is "two billion, two hundred twelve million, four hundred thirty-one thousand, four hundred two".