11002057212 has 48 divisors (see below), whose sum is σ = 27190259712. Its totient is φ = 3450520320.

The previous prime is 11002057193. The next prime is 11002057259. The reversal of 11002057212 is 21275020011.

It is a super-2 number, since 2×11002057212² (a number of 21 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 in 15 ways as a sum of consecutive naturals, for example, 827973 + ... + 841155.

It is an arithmetic number, because the mean of its divisors is an integer number (566463744).

Almost surely, 2^11002057212 is an apocalyptic number.

11002057212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11002057212 is an abundant number, since it is smaller than the sum of its proper divisors (16188202500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11002057212 is a wasteful number, since it uses less digits than its factorization.

11002057212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17298 (or 17296 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 21.

Adding to 11002057212 its reverse (21275020011), we get a palindrome (32277077223).

The spelling of 11002057212 in words is "eleven billion, two million, fifty-seven thousand, two hundred twelve".