101146472 has 48 divisors (see below), whose sum is σ = 221252640. Its totient is φ = 42464448.

The previous prime is 101146471. The next prime is 101146489. The reversal of 101146472 is 274641101.

It is not an unprimeable number, because it can be changed into a prime (101146471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156983 + ... + 157625.

It is an arithmetic number, because the mean of its divisors is an integer number (4609430).

Almost surely, 2^101146472 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101146472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110626320).

101146472 is an abundant number, since it is smaller than the sum of its proper divisors (120106168).

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

101146472 is an equidigital number, since it uses as much as digits as its factorization.

101146472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762 (or 705 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 101146472 is about 10057.1602353746. The cubic root of 101146472 is about 465.9259646485.

Adding to 101146472 its reverse (274641101), we get a palindrome (375787573).

The spelling of 101146472 in words is "one hundred one million, one hundred forty-six thousand, four hundred seventy-two".