2031213122 has 8 divisors (see below), whose sum is σ = 3179290176. Its totient is φ = 971449732.

The previous prime is 2031213097. The next prime is 2031213131. The reversal of 2031213122 is 2213121302.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2031213122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22078358 + ... + 22078449.

It is an arithmetic number, because the mean of its divisors is an integer number (397411272).

Almost surely, 2^2031213122 is an apocalyptic number.

2031213122 is a deficient number, since it is larger than the sum of its proper divisors (1148077054).

2031213122 is a wasteful number, since it uses less digits than its factorization.

2031213122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44156832.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2031213122 is about 45068.9818167662. The cubic root of 2031213122 is about 1266.4415904637.

Adding to 2031213122 its reverse (2213121302), we get a palindrome (4244334424).

The spelling of 2031213122 in words is "two billion, thirty-one million, two hundred thirteen thousand, one hundred twenty-two".