101881225144 has 8 divisors (see below), whose sum is σ = 191027297160. Its totient is φ = 50940612568.

The previous prime is 101881225111. The next prime is 101881225153. The reversal of 101881225144 is 441522188101.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6367576564 + ... + 6367576579.

It is an arithmetic number, because the mean of its divisors is an integer number (23878412145).

Almost surely, 2^101881225144 is an apocalyptic number.

It is an amenable number.

101881225144 is a deficient number, since it is larger than the sum of its proper divisors (89146072016).

101881225144 is a wasteful number, since it uses less digits than its factorization.

101881225144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12735153149 (or 12735153145 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 37.

The spelling of 101881225144 in words is "one hundred one billion, eight hundred eighty-one million, two hundred twenty-five thousand, one hundred forty-four".