122321001 has 64 divisors (see below), whose sum is σ = 198567936. Its totient is φ = 66124800.

The previous prime is 122320997. The next prime is 122321027. The reversal of 122321001 is 100123221.

It is not a de Polignac number, because 122321001 - 2² = 122320997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122321051) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1473706 + ... + 1473788.

It is an arithmetic number, because the mean of its divisors is an integer number (3102624).

Almost surely, 2^122321001 is an apocalyptic number.

122321001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

122321001 is a deficient number, since it is larger than the sum of its proper divisors (76246935).

122321001 is a wasteful number, since it uses less digits than its factorization.

122321001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 122321001 is about 11059.8825038967. The cubic root of 122321001 is about 496.4021747354.

Adding to 122321001 its reverse (100123221), we get a palindrome (222444222).

It can be divided in two parts, 122 and 321001, that added together give a palindrome (321123).

The spelling of 122321001 in words is "one hundred twenty-two million, three hundred twenty-one thousand, one".