122320100211331 has 4 divisors (see below), whose sum is σ = 133440109321464. Its totient is φ = 111200091101200.

The previous prime is 122320100211217. The next prime is 122320100211343. The reversal of 122320100211331 is 133112001023221.

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

It is a cyclic number.

It is not a de Polignac number, because 122320100211331 - 2¹³ = 122320100203139 is a prime.

It is a super-2 number, since 2×122320100211331² (a number of 29 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (122320100211371) 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, 5560004555050 + ... + 5560004555071.

It is an arithmetic number, because the mean of its divisors is an integer number (33360027330366).

Almost surely, 2^{122320100211331} is an apocalyptic number.

122320100211331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

122320100211331 is a deficient number, since it is larger than the sum of its proper divisors (11120009110133).

122320100211331 is a wasteful number, since it uses less digits than its factorization.

122320100211331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11120009110132.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 122320100211331 its reverse (133112001023221), we get a palindrome (255432101234552).

The spelling of 122320100211331 in words is "one hundred twenty-two trillion, three hundred twenty billion, one hundred million, two hundred eleven thousand, three hundred thirty-one".