122100201123 has 8 divisors (see below), whose sum is σ = 166586321088. Its totient is φ = 79507107624.

The previous prime is 122100201109. The next prime is 122100201133. The reversal of 122100201123 is 321102001221.

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

It is not a de Polignac number, because 122100201123 - 2²¹ = 122098103971 is a prime.

It is a super-2 number, since 2×122100201123² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122100201103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 473256465 + ... + 473256722.

It is an arithmetic number, because the mean of its divisors is an integer number (20823290136).

Almost surely, 2^122100201123 is an apocalyptic number.

122100201123 is a deficient number, since it is larger than the sum of its proper divisors (44486119965).

122100201123 is an equidigital number, since it uses as much as digits as its factorization.

122100201123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946513233.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 122100201123 its reverse (321102001221), we get a palindrome (443202202344).

The spelling of 122100201123 in words is "one hundred twenty-two billion, one hundred million, two hundred one thousand, one hundred twenty-three".