122100100207 has 16 divisors (see below), whose sum is σ = 133962943680. Its totient is φ = 110915481600.

The previous prime is 122100100189. The next prime is 122100100237. The reversal of 122100100207 is 702001001221.

It is a cyclic number.

It is not a de Polignac number, because 122100100207 - 2⁷ = 122100100079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122100100237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1459794 + ... + 1541167.

It is an arithmetic number, because the mean of its divisors is an integer number (8372683980).

Almost surely, 2^122100100207 is an apocalyptic number.

122100100207 is a deficient number, since it is larger than the sum of its proper divisors (11862843473).

122100100207 is a wasteful number, since it uses less digits than its factorization.

122100100207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3001074.

The product of its (nonzero) digits is 56, while the sum is 16.

Adding to 122100100207 its reverse (702001001221), we get a palindrome (824101101428).

The spelling of 122100100207 in words is "one hundred twenty-two billion, one hundred million, one hundred thousand, two hundred seven".