1211001000112 has 20 divisors (see below), whose sum is σ = 2369545276896. Its totient is φ = 599505444800.

The previous prime is 1211001000047. The next prime is 1211001000173. The reversal of 1211001000112 is 2110001001121.

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, 374689288 + ... + 374692519.

Almost surely, 2^{1211001000112} is an apocalyptic number.

It is an amenable number.

1211001000112 is a deficient number, since it is larger than the sum of its proper divisors (1158544276784).

1211001000112 is a wasteful number, since it uses less digits than its factorization.

1211001000112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749381916 (or 749381910 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1211001000112 its reverse (2110001001121), we get a palindrome (3321002001233).

The spelling of 1211001000112 in words is "one trillion, two hundred eleven billion, one million, one hundred twelve", and thus it is an aban number.