1100100122012 has 12 divisors (see below), whose sum is σ = 1932845236056. Its totient is φ = 547858626000.

The previous prime is 1100100121993. The next prime is 1100100122053. The reversal of 1100100122012 is 2102210010011.

It is a junction number, because it is equal to n+sod(n) for n = 1100100121984 and 1100100122002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 547857623 + ... + 547859630.

It is an arithmetic number, because the mean of its divisors is an integer number (161070436338).

Almost surely, 2^{1100100122012} is an apocalyptic number.

It is an amenable number.

1100100122012 is a deficient number, since it is larger than the sum of its proper divisors (832745114044).

1100100122012 is a wasteful number, since it uses less digits than its factorization.

1100100122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095717508 (or 1095717506 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1100100122012 its reverse (2102210010011), we get a palindrome (3202310132023).

The spelling of 1100100122012 in words is "one trillion, one hundred billion, one hundred million, one hundred twenty-two thousand, twelve".