201220022311022 has 64 divisors (see below), whose sum is σ = 359997287666688. Its totient is φ = 83145004320000.

The previous prime is 201220022310977. The next prime is 201220022311039. The reversal of 201220022311022 is 220113220022102.

It is a junction number, because it is equal to n+sod(n) for n = 201220022310985 and 201220022311003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12425522 + ... + 23597322.

It is an arithmetic number, because the mean of its divisors is an integer number (5624957619792).

Almost surely, 2^{201220022311022} is an apocalyptic number.

201220022311022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201220022311022 is a deficient number, since it is larger than the sum of its proper divisors (158777265355666).

201220022311022 is a wasteful number, since it uses less digits than its factorization.

201220022311022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11172785.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 201220022311022 its reverse (220113220022102), we get a palindrome (421333242333124).

The spelling of 201220022311022 in words is "two hundred one trillion, two hundred twenty billion, twenty-two million, three hundred eleven thousand, twenty-two".