2202101020 has 24 divisors (see below), whose sum is σ = 5285042784. Its totient is φ = 755006016.

The previous prime is 2202101017. The next prime is 2202101039. The reversal of 2202101020 is 201012022.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 2202100988 and 2202101006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7864507 + ... + 7864786.

It is an arithmetic number, because the mean of its divisors is an integer number (220210116).

Almost surely, 2^2202101020 is an apocalyptic number.

2202101020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2202101020 is an abundant number, since it is smaller than the sum of its proper divisors (3082941764).

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

2202101020 is a wasteful number, since it uses less digits than its factorization.

2202101020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15729309 (or 15729307 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 2202101020 is about 46926.5492019177. The cubic root of 2202101020 is about 1301.0053406736.

Adding to 2202101020 its reverse (201012022), we get a palindrome (2403113042).

The spelling of 2202101020 in words is "two billion, two hundred two million, one hundred one thousand, twenty".