11101210022212 has 12 divisors (see below), whose sum is σ = 19442096050300. Its totient is φ = 5546325436416.

The previous prime is 11101210022051. The next prime is 11101210022239. The reversal of 11101210022212 is 21222001210111.

It can be written as a sum of positive squares in 2 ways, for example, as 5607736580356 + 5493473441856 = 2368066^2 + 2343816^2 .

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, 1069887837 + ... + 1069898212.

Almost surely, 2^{11101210022212} is an apocalyptic number.

It is an amenable number.

11101210022212 is a deficient number, since it is larger than the sum of its proper divisors (8340886028088).

11101210022212 is a wasteful number, since it uses less digits than its factorization.

11101210022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2139787350 (or 2139787348 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11101210022212 its reverse (21222001210111), we get a palindrome (32323211232323).

The spelling of 11101210022212 in words is "eleven trillion, one hundred one billion, two hundred ten million, twenty-two thousand, two hundred twelve".