101040420145504 has 48 divisors (see below), whose sum is σ = 227343138105888. Its totient is φ = 43302619533312.

The previous prime is 101040420145393. The next prime is 101040420145531. The reversal of 101040420145504 is 405541024040101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21682914 + ... + 25927390.

It is an arithmetic number, because the mean of its divisors is an integer number (4736315377206).

Almost surely, 2^{101040420145504} is an apocalyptic number.

101040420145504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

101040420145504 is an abundant number, since it is smaller than the sum of its proper divisors (126302717960384).

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

101040420145504 is a wasteful number, since it uses less digits than its factorization.

101040420145504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4350767 (or 4350759 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 31.

Adding to 101040420145504 its reverse (405541024040101), we get a palindrome (506581444185605).

The spelling of 101040420145504 in words is "one hundred one trillion, forty billion, four hundred twenty million, one hundred forty-five thousand, five hundred four".