210011220122 has 16 divisors (see below), whose sum is σ = 358596234432. Its totient is φ = 91309225920.

The previous prime is 210011220037. The next prime is 210011220131. The reversal of 210011220122 is 221022110012.

It is a super-2 number, since 2×210011220122² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210011220097 and 210011220106.

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, 207520463 + ... + 207521474.

It is an arithmetic number, because the mean of its divisors is an integer number (22412264652).

Almost surely, 2^210011220122 is an apocalyptic number.

210011220122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

210011220122 is a deficient number, since it is larger than the sum of its proper divisors (148585014310).

210011220122 is a wasteful number, since it uses less digits than its factorization.

210011220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415041973.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 210011220122 its reverse (221022110012), we get a palindrome (431033330134).

The spelling of 210011220122 in words is "two hundred ten billion, eleven million, two hundred twenty thousand, one hundred twenty-two".