5201101020 has 48 divisors (see below), whose sum is σ = 14575196160. Its totient is φ = 1385806656.

The previous prime is 5201100973. The next prime is 5201101049. The reversal of 5201101020 is 201011025.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 5201100987 and 5201101005.

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, 37941 + ... + 108819.

It is an arithmetic number, because the mean of its divisors is an integer number (303649920).

Almost surely, 2^5201101020 is an apocalyptic number.

It is an amenable number.

5201101020 is an abundant number, since it is smaller than the sum of its proper divisors (9374095140).

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

5201101020 is a wasteful number, since it uses less digits than its factorization.

5201101020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72114 (or 72112 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 5201101020 is about 72118.6593053421. The cubic root of 5201101020 is about 1732.6004772554.

Adding to 5201101020 its reverse (201011025), we get a palindrome (5402112045).

The spelling of 5201101020 in words is "five billion, two hundred one million, one hundred one thousand, twenty".