101357720 has 16 divisors (see below), whose sum is σ = 228054960. Its totient is φ = 40543072.

The previous prime is 101357717. The next prime is 101357731. The reversal of 101357720 is 27753101.

It is a self number, because there is not a number n which added to its sum of digits gives 101357720.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1266932 + ... + 1267011.

It is an arithmetic number, because the mean of its divisors is an integer number (14253435).

Almost surely, 2^101357720 is an apocalyptic number.

101357720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101357720 is an abundant number, since it is smaller than the sum of its proper divisors (126697240).

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

101357720 is a wasteful number, since it uses less digits than its factorization.

101357720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2533954 (or 2533950 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 26.

The square root of 101357720 is about 10067.6571256673. The cubic root of 101357720 is about 466.2501067355.

The spelling of 101357720 in words is "one hundred one million, three hundred fifty-seven thousand, seven hundred twenty".