11100212212102 has 32 divisors (see below), whose sum is σ = 18427519341504. Its totient is φ = 4982147788800.

The previous prime is 11100212212091. The next prime is 11100212212189. The reversal of 11100212212102 is 20121221200111.

It is a super-2 number, since 2×11100212212102² (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 in 15 ways as a sum of consecutive naturals, for example, 16409563 + ... + 17072614.

It is an arithmetic number, because the mean of its divisors is an integer number (575859979422).

Almost surely, 2^{11100212212102} is an apocalyptic number.

11100212212102 is a deficient number, since it is larger than the sum of its proper divisors (7327307129402).

11100212212102 is a wasteful number, since it uses less digits than its factorization.

11100212212102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33482544.

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

Adding to 11100212212102 its reverse (20121221200111), we get a palindrome (31221433412213).

The spelling of 11100212212102 in words is "eleven trillion, one hundred billion, two hundred twelve million, two hundred twelve thousand, one hundred two".