122122200212001 has 24 divisors (see below), whose sum is σ = 192436670035584. Its totient is φ = 74012805488160.

The previous prime is 122122200211793. The next prime is 122122200212039. The reversal of 122122200212001 is 100212002221221.

It is a happy number.

122122200212001 is a `hidden beast` number, since 1 + 221 + 2 + 220 + 0 + 21 + 200 + 1 = 666.

It is not a de Polignac number, because 122122200212001 - 2⁹ = 122122200211489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122122200212041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6056200 + ... + 16760726.

It is an arithmetic number, because the mean of its divisors is an integer number (8018194584816).

Almost surely, 2^{122122200212001} is an apocalyptic number.

122122200212001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

122122200212001 is a deficient number, since it is larger than the sum of its proper divisors (70314469823583).

122122200212001 is a wasteful number, since it uses less digits than its factorization.

122122200212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10819781 (or 10819778 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 122122200212001 its reverse (100212002221221), we get a palindrome (222334202433222).

The spelling of 122122200212001 in words is "one hundred twenty-two trillion, one hundred twenty-two billion, two hundred million, two hundred twelve thousand, one".