101201056 has 24 divisors (see below), whose sum is σ = 217353024. Its totient is φ = 46000320.

The previous prime is 101201053. The next prime is 101201063. The reversal of 101201056 is 650102101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (101201053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143400 + ... + 144103.

It is an arithmetic number, because the mean of its divisors is an integer number (9056376).

Almost surely, 2^101201056 is an apocalyptic number.

101201056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

101201056 is an abundant number, since it is smaller than the sum of its proper divisors (116151968).

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

101201056 is a wasteful number, since it uses less digits than its factorization.

101201056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287524 (or 287516 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 101201056 is about 10059.8735578535. The cubic root of 101201056 is about 466.0097623625.

Adding to 101201056 its reverse (650102101), we get a palindrome (751303157).

The spelling of 101201056 in words is "one hundred one million, two hundred one thousand, fifty-six".