210101201021122 has 16 divisors (see below), whose sum is σ = 315439837719552. Its totient is φ = 104954589847360.

The previous prime is 210101201021029. The next prime is 210101201021191. The reversal of 210101201021122 is 221120102101012.

It is a super-2 number, since 2×210101201021122² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210101201021096 and 210101201021105.

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, 409355823 + ... + 409868749.

It is an arithmetic number, because the mean of its divisors is an integer number (19714989857472).

Almost surely, 2^{210101201021122} is an apocalyptic number.

210101201021122 is a deficient number, since it is larger than the sum of its proper divisors (105338636698430).

210101201021122 is a wasteful number, since it uses less digits than its factorization.

210101201021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699713.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 210101201021122 its reverse (221120102101012), we get a palindrome (431221303122134).

The spelling of 210101201021122 in words is "two hundred ten trillion, one hundred one billion, two hundred one million, twenty-one thousand, one hundred twenty-two".