201000010220122 has 4 divisors (see below), whose sum is σ = 301500015330186. Its totient is φ = 100500005110060.

The previous prime is 201000010220117. The next prime is 201000010220129. The reversal of 201000010220122 is 221022010000102.

It is a happy number.

201000010220122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 170753519118361 + 30246491101761 = 13067269^2 + 5499681^2 .

It is not an unprimeable number, because it can be changed into a prime (201000010220129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50250002555029 + ... + 50250002555032.

Almost surely, 2^{201000010220122} is an apocalyptic number.

201000010220122 is a deficient number, since it is larger than the sum of its proper divisors (100500005110064).

201000010220122 is a wasteful number, since it uses less digits than its factorization.

201000010220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100500005110063.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 201000010220122 its reverse (221022010000102), we get a palindrome (422022020220224).

The spelling of 201000010220122 in words is "two hundred one trillion, ten million, two hundred twenty thousand, one hundred twenty-two".