2101120210122 has 64 divisors (see below), whose sum is σ = 4509729976320. Its totient is φ = 650908678464.

The previous prime is 2101120210081. The next prime is 2101120210129. The reversal of 2101120210122 is 2210120211012.

It is a super-2 number, since 2×2101120210122² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2101120210129) 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, 3385053 + ... + 3957375.

It is an arithmetic number, because the mean of its divisors is an integer number (70464530880).

Almost surely, 2^{2101120210122} is an apocalyptic number.

2101120210122 is an abundant number, since it is smaller than the sum of its proper divisors (2408609766198).

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

2101120210122 is a wasteful number, since it uses less digits than its factorization.

2101120210122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573107.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2101120210122 its reverse (2210120211012), we get a palindrome (4311240421134).

The spelling of 2101120210122 in words is "two trillion, one hundred one billion, one hundred twenty million, two hundred ten thousand, one hundred twenty-two".