1102012312200 has 48 divisors (see below), whose sum is σ = 3416238169680. Its totient is φ = 293869949760.

The previous prime is 1102012312111. The next prime is 1102012312217. The reversal of 1102012312200 is 22132102011.

It is a super-2 number, since 2×1102012312200² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1102012312200.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 918342994 + ... + 918344193.

It is an arithmetic number, because the mean of its divisors is an integer number (71171628535).

Almost surely, 2^{1102012312200} is an apocalyptic number.

1102012312200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102012312200 is an abundant number, since it is smaller than the sum of its proper divisors (2314225857480).

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

1102012312200 is a wasteful number, since it uses less digits than its factorization.

1102012312200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1836687206 (or 1836687197 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1102012312200 its reverse (22132102011), we get a palindrome (1124144414211).

The spelling of 1102012312200 in words is "one trillion, one hundred two billion, twelve million, three hundred twelve thousand, two hundred".