201002101020122 has 8 divisors (see below), whose sum is σ = 301533646467456. Its totient is φ = 100490885530972.

The previous prime is 201002101020041. The next prime is 201002101020131. The reversal of 201002101020122 is 221020101200102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×201002101020122² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201002101020097 and 201002101020106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5082464828 + ... + 5082504375.

It is an arithmetic number, because the mean of its divisors is an integer number (37691705808432).

Almost surely, 2^{201002101020122} is an apocalyptic number.

201002101020122 is a deficient number, since it is larger than the sum of its proper divisors (100531545447334).

201002101020122 is a wasteful number, since it uses less digits than its factorization.

201002101020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10164979092.

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

Adding to 201002101020122 its reverse (221020101200102), we get a palindrome (422022202220224).

The spelling of 201002101020122 in words is "two hundred one trillion, two billion, one hundred one million, twenty thousand, one hundred twenty-two".