122102201001 has 16 divisors (see below), whose sum is σ = 178025082048. Its totient is φ = 73825550400.

The previous prime is 122102200993. The next prime is 122102201009. The reversal of 122102201001 is 100102201221.

It is an interprime number because it is at equal distance from previous prime (122102200993) and next prime (122102201009).

It is not a de Polignac number, because 122102201001 - 2³ = 122102200993 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (122102201009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4380486 + ... + 4408271.

It is an arithmetic number, because the mean of its divisors is an integer number (11126567628).

Almost surely, 2^122102201001 is an apocalyptic number.

122102201001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

122102201001 is a deficient number, since it is larger than the sum of its proper divisors (55922881047).

122102201001 is a wasteful number, since it uses less digits than its factorization.

122102201001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8789192.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 122102201001 its reverse (100102201221), we get a palindrome (222204402222).

It can be divided in two parts, 12210220 and 1001, that added together give a palindrome (12211221).

The spelling of 122102201001 in words is "one hundred twenty-two billion, one hundred two million, two hundred one thousand, one".