101236020 has 48 divisors (see below), whose sum is σ = 300138048. Its totient is φ = 25408000.

The previous prime is 101236007. The next prime is 101236043. The reversal of 101236020 is 20632101.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48606 + ... + 50645.

It is an arithmetic number, because the mean of its divisors is an integer number (6252876).

Almost surely, 2^101236020 is an apocalyptic number.

101236020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101236020 is an abundant number, since it is smaller than the sum of its proper divisors (198902028).

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

101236020 is a wasteful number, since it uses less digits than its factorization.

101236020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99280 (or 99278 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 101236020 is about 10061.6112029833. The cubic root of 101236020 is about 466.0634234931.

Adding to 101236020 its reverse (20632101), we get a palindrome (121868121).

The spelling of 101236020 in words is "one hundred one million, two hundred thirty-six thousand, twenty".