22053501020 has 48 divisors (see below), whose sum is σ = 49105798560. Its totient is φ = 8296095744.

The previous prime is 22053501013. The next prime is 22053501047. The reversal of 22053501020 is 2010535022.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 22053500983 and 22053501001.

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, 159749 + ... + 263868.

It is an arithmetic number, because the mean of its divisors is an integer number (1023037470).

Almost surely, 2^22053501020 is an apocalyptic number.

22053501020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22053501020 is an abundant number, since it is smaller than the sum of its proper divisors (27052297540).

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

22053501020 is a wasteful number, since it uses less digits than its factorization.

22053501020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423782 (or 423780 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The spelling of 22053501020 in words is "twenty-two billion, fifty-three million, five hundred one thousand, twenty".