11100010212212 has 6 divisors (see below), whose sum is σ = 19425017871378. Its totient is φ = 5550005106104.

The previous prime is 11100010212199. The next prime is 11100010212227. The reversal of 11100010212212 is 21221201000111.

It can be written as a sum of positive squares in only one way, i.e., 8414849498896 + 2685160713316 = 2900836^2 + 1638646^2 .

It is a super-2 number, since 2×11100010212212² (a number of 27 digits) contains 22 as substring.

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, 1387501276523 + ... + 1387501276530.

It is an arithmetic number, because the mean of its divisors is an integer number (3237502978563).

Almost surely, 2^{11100010212212} is an apocalyptic number.

It is an amenable number.

11100010212212 is a deficient number, since it is larger than the sum of its proper divisors (8325007659166).

11100010212212 is a wasteful number, since it uses less digits than its factorization.

11100010212212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2775002553057 (or 2775002553055 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11100010212212 its reverse (21221201000111), we get a palindrome (32321211212323).

The spelling of 11100010212212 in words is "eleven trillion, one hundred billion, ten million, two hundred twelve thousand, two hundred twelve".