201072212022 has 64 divisors (see below), whose sum is σ = 450563604480. Its totient is φ = 59294138400.

The previous prime is 201072212021. The next prime is 201072212023. The reversal of 201072212022 is 220212270102.

It is an interprime number because it is at equal distance from previous prime (201072212021) and next prime (201072212023).

It is a self number, because there is not a number n which added to its sum of digits gives 201072212022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201072212021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 638379 + ... + 899817.

It is an arithmetic number, because the mean of its divisors is an integer number (7040056320).

Almost surely, 2^201072212022 is an apocalyptic number.

201072212022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 201072212022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225281802240).

201072212022 is an abundant number, since it is smaller than the sum of its proper divisors (249491392458).

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

201072212022 is a wasteful number, since it uses less digits than its factorization.

201072212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261769.

The product of its (nonzero) digits is 448, while the sum is 21.

Adding to 201072212022 its reverse (220212270102), we get a palindrome (421284482124).

The spelling of 201072212022 in words is "two hundred one billion, seventy-two million, two hundred twelve thousand, twenty-two".