201010010022 has 20 divisors (see below), whose sum is σ = 450411319116. Its totient is φ = 67003336620.

The previous prime is 201010009997. The next prime is 201010010023. The reversal of 201010010022 is 220010010102.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 201010009986 and 201010010013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201010010023) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 620401104 + ... + 620401427.

Almost surely, 2^201010010022 is an apocalyptic number.

201010010022 is an abundant number, since it is smaller than the sum of its proper divisors (249401309094).

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

201010010022 is a wasteful number, since it uses less digits than its factorization.

201010010022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1240802545 (or 1240802536 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 201010010022 its reverse (220010010102), we get a palindrome (421020020124).

The spelling of 201010010022 in words is "two hundred one billion, ten million, ten thousand, twenty-two".