140102111044 has 36 divisors (see below), whose sum is σ = 285234063660. Its totient is φ = 60038247360.

The previous prime is 140102111011. The next prime is 140102111069. The reversal of 140102111044 is 440111201041.

It can be written as a sum of positive squares in 2 ways, for example, as 45522489600 + 94579621444 = 213360^2 + 307538^2 .

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, 2675142 + ... + 2727010.

It is an arithmetic number, because the mean of its divisors is an integer number (7923168435).

Almost surely, 2^140102111044 is an apocalyptic number.

140102111044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

140102111044 is an abundant number, since it is smaller than the sum of its proper divisors (145131952616).

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

140102111044 is a wasteful number, since it uses less digits than its factorization.

140102111044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65668 (or 65659 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 140102111044 its reverse (440111201041), we get a palindrome (580213312085).

The spelling of 140102111044 in words is "one hundred forty billion, one hundred two million, one hundred eleven thousand, forty-four".