101538601340 has 48 divisors (see below), whose sum is σ = 232655522400. Its totient is φ = 36916807680.

The previous prime is 101538601313. The next prime is 101538601357. The reversal of 101538601340 is 43106835101.

It is a junction number, because it is equal to n+sod(n) for n = 101538601297 and 101538601306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1361336 + ... + 1433984.

It is an arithmetic number, because the mean of its divisors is an integer number (4846990050).

Almost surely, 2^101538601340 is an apocalyptic number.

101538601340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101538601340 is an abundant number, since it is smaller than the sum of its proper divisors (131116921060).

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

101538601340 is a wasteful number, since it uses less digits than its factorization.

101538601340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79022 (or 79020 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 101538601340 in words is "one hundred one billion, five hundred thirty-eight million, six hundred one thousand, three hundred forty".