210101210220022 has 24 divisors (see below), whose sum is σ = 347046848872416. Its totient is φ = 95324024070000.

The previous prime is 210101210219977. The next prime is 210101210220049. The reversal of 210101210220022 is 220022012101012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 210101210219978 and 210101210220005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 802259854 + ... + 802521697.

It is an arithmetic number, because the mean of its divisors is an integer number (14460285369684).

Almost surely, 2^{210101210220022} is an apocalyptic number.

210101210220022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

210101210220022 is a deficient number, since it is larger than the sum of its proper divisors (136945638652394).

210101210220022 is a wasteful number, since it uses less digits than its factorization.

210101210220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1604782116 (or 1604782105 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 210101210220022 its reverse (220022012101012), we get a palindrome (430123222321034).

The spelling of 210101210220022 in words is "two hundred ten trillion, one hundred one billion, two hundred ten million, two hundred twenty thousand, twenty-two".