210100210122 has 16 divisors (see below), whose sum is σ = 458400458592. Its totient is φ = 63666730320.

The previous prime is 210100210097. The next prime is 210100210171. The reversal of 210100210122 is 221012001012.

It is a junction number, because it is equal to n+sod(n) for n = 210100210098 and 210100210107.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1591668193 + ... + 1591668324.

It is an arithmetic number, because the mean of its divisors is an integer number (28650028662).

Almost surely, 2^210100210122 is an apocalyptic number.

210100210122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

210100210122 is an abundant number, since it is smaller than the sum of its proper divisors (248300248470).

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

210100210122 is a wasteful number, since it uses less digits than its factorization.

210100210122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3183336533.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 210100210122 its reverse (221012001012), we get a palindrome (431112211134).

The spelling of 210100210122 in words is "two hundred ten billion, one hundred million, two hundred ten thousand, one hundred twenty-two".