11101001222212 has 48 divisors (see below), whose sum is σ = 21275942897664. Its totient is φ = 5026141476000.

The previous prime is 11101001222209. The next prime is 11101001222239. The reversal of 11101001222212 is 21222210010111.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19187287 + ... + 19757377.

It is an arithmetic number, because the mean of its divisors is an integer number (443248810368).

Almost surely, 2^{11101001222212} is an apocalyptic number.

It is an amenable number.

11101001222212 is a deficient number, since it is larger than the sum of its proper divisors (10174941675452).

11101001222212 is a wasteful number, since it uses less digits than its factorization.

11101001222212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571840 (or 571838 counting only the distinct ones).

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

Adding to 11101001222212 its reverse (21222210010111), we get a palindrome (32323211232323).

The spelling of 11101001222212 in words is "eleven trillion, one hundred one billion, one million, two hundred twenty-two thousand, two hundred twelve".