101112121004 has 24 divisors (see below), whose sum is σ = 182754502560. Its totient is φ = 48922683264.

The previous prime is 101112120997. The next prime is 101112121007. The reversal of 101112121004 is 400121211101.

It is a super-2 number, since 2×101112121004² (a number of 23 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 101112121004.

It is not an unprimeable number, because it can be changed into a prime (101112121007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3251264 + ... + 3282215.

It is an arithmetic number, because the mean of its divisors is an integer number (7614770940).

Almost surely, 2^101112121004 is an apocalyptic number.

It is an amenable number.

101112121004 is a deficient number, since it is larger than the sum of its proper divisors (81642381556).

101112121004 is a wasteful number, since it uses less digits than its factorization.

101112121004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6533609 (or 6533607 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 101112121004 its reverse (400121211101), we get a palindrome (501233332105).

The spelling of 101112121004 in words is "one hundred one billion, one hundred twelve million, one hundred twenty-one thousand, four".