201001020021222 has 32 divisors (see below), whose sum is σ = 404723332491264. Its totient is φ = 66546920712000.

The previous prime is 201001020021161. The next prime is 201001020021233. The reversal of 201001020021222 is 222120020100102.

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, 9964854 + ... + 22389737.

It is an arithmetic number, because the mean of its divisors is an integer number (12647604140352).

Almost surely, 2^{201001020021222} is an apocalyptic number.

201001020021222 is an abundant number, since it is smaller than the sum of its proper divisors (203722312470042).

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

201001020021222 is a wasteful number, since it uses less digits than its factorization.

201001020021222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32361604.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 201001020021222 its reverse (222120020100102), we get a palindrome (423121040121324).

The spelling of 201001020021222 in words is "two hundred one trillion, one billion, twenty million, twenty-one thousand, two hundred twenty-two".