2211212020112 has 10 divisors (see below), whose sum is σ = 4284223288998. Its totient is φ = 1105606010048.

The previous prime is 2211212020103. The next prime is 2211212020123. The reversal of 2211212020112 is 2110202121122.

It can be written as a sum of positive squares in only one way, i.e., 1415804895376 + 795407124736 = 1189876^2 + 891856^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69100375613 + ... + 69100375644.

Almost surely, 2^{2211212020112} is an apocalyptic number.

It is an amenable number.

2211212020112 is a deficient number, since it is larger than the sum of its proper divisors (2073011268886).

2211212020112 is a wasteful number, since it uses less digits than its factorization.

2211212020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138200751265 (or 138200751259 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2211212020112 its reverse (2110202121122), we get a palindrome (4321414141234).

The spelling of 2211212020112 in words is "two trillion, two hundred eleven billion, two hundred twelve million, twenty thousand, one hundred twelve".