50220120 has 64 divisors (see below), whose sum is σ = 151165440. Its totient is φ = 13347200.

The previous prime is 50220047. The next prime is 50220127. The reversal of 50220120 is 2102205.

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 = 50220096 and 50220105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50220127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51235 + ... + 52205.

It is an arithmetic number, because the mean of its divisors is an integer number (2361960).

Almost surely, 2^50220120 is an apocalyptic number.

It is an amenable number.

50220120 is an abundant number, since it is smaller than the sum of its proper divisors (100945320).

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

50220120 is a wasteful number, since it uses less digits than its factorization.

50220120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1416 (or 1412 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 50220120 is about 7086.6155532807. The cubic root of 50220120 is about 368.9429778002.

Adding to 50220120 its reverse (2102205), we get a palindrome (52322325).

The spelling of 50220120 in words is "fifty million, two hundred twenty thousand, one hundred twenty".