101201320 has 32 divisors (see below), whose sum is σ = 248404320. Its totient is φ = 36800320.

The previous prime is 101201249. The next prime is 101201339. The reversal of 101201320 is 23102101.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 101201297 and 101201306.

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, 114562 + ... + 115441.

It is an arithmetic number, because the mean of its divisors is an integer number (7762635).

Almost surely, 2^101201320 is an apocalyptic number.

101201320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101201320 is an abundant number, since it is smaller than the sum of its proper divisors (147203000).

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

101201320 is a wasteful number, since it uses less digits than its factorization.

101201320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230025 (or 230021 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 101201320 is about 10059.8866792822. The cubic root of 101201320 is about 466.0101675838.

Adding to 101201320 its reverse (23102101), we get a palindrome (124303421).

The spelling of 101201320 in words is "one hundred one million, two hundred one thousand, three hundred twenty".