12111445033100 has 36 divisors (see below), whose sum is σ = 30036383683824. Its totient is φ = 4152495439680.

The previous prime is 12111445033099. The next prime is 12111445033133. The reversal of 12111445033100 is 133054411121.

It is a super-2 number, since 2×12111445033100² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12111445033100.

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, 8651031467 + ... + 8651032866.

Almost surely, 2^{12111445033100} is an apocalyptic number.

12111445033100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12111445033100 is an abundant number, since it is smaller than the sum of its proper divisors (17924938650724).

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

12111445033100 is a wasteful number, since it uses less digits than its factorization.

12111445033100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17302064354 (or 17302064347 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 12111445033100 its reverse (133054411121), we get a palindrome (12244499444221).

The spelling of 12111445033100 in words is "twelve trillion, one hundred eleven billion, four hundred forty-five million, thirty-three thousand, one hundred".