122202202021001 has 4 divisors (see below), whose sum is σ = 125044113695952. Its totient is φ = 119360290346052.

The previous prime is 122202202020961. The next prime is 122202202021007. The reversal of 122202202021001 is 100120202202221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122202202021001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122202202021007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1420955837411 + ... + 1420955837496.

It is an arithmetic number, because the mean of its divisors is an integer number (31261028423988).

Almost surely, 2^{122202202021001} is an apocalyptic number.

It is an amenable number.

122202202021001 is a deficient number, since it is larger than the sum of its proper divisors (2841911674951).

122202202021001 is an equidigital number, since it uses as much as digits as its factorization.

122202202021001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2841911674950.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 122202202021001 its reverse (100120202202221), we get a palindrome (222322404223222).

The spelling of 122202202021001 in words is "one hundred twenty-two trillion, two hundred two billion, two hundred two million, twenty-one thousand, one".