2312211332212 has 6 divisors (see below), whose sum is σ = 4046369831378. Its totient is φ = 1156105666104.

The previous prime is 2312211332159. The next prime is 2312211332243. The reversal of 2312211332212 is 2122331122132.

It can be written as a sum of positive squares in only one way, i.e., 1701678506256 + 610532825956 = 1304484^2 + 781366^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 289026416523 + ... + 289026416530.

Almost surely, 2^{2312211332212} is an apocalyptic number.

It is an amenable number.

2312211332212 is a deficient number, since it is larger than the sum of its proper divisors (1734158499166).

2312211332212 is a wasteful number, since it uses less digits than its factorization.

2312211332212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578052833057 (or 578052833055 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

Adding to 2312211332212 its reverse (2122331122132), we get a palindrome (4434542454344).

The spelling of 2312211332212 in words is "two trillion, three hundred twelve billion, two hundred eleven million, three hundred thirty-two thousand, two hundred twelve".