122100121003 has 16 divisors (see below), whose sum is σ = 147788112384. Its totient is φ = 98476467840.

The previous prime is 122100121001. The next prime is 122100121007. The reversal of 122100121003 is 300121001221.

It is a cyclic number.

It is not a de Polignac number, because 122100121003 - 2¹ = 122100121001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122100121001) 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, 361426 + ... + 612232.

It is an arithmetic number, because the mean of its divisors is an integer number (9236757024).

Almost surely, 2^122100121003 is an apocalyptic number.

122100121003 is a deficient number, since it is larger than the sum of its proper divisors (25687991381).

122100121003 is a wasteful number, since it uses less digits than its factorization.

122100121003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254922.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 122100121003 its reverse (300121001221), we get a palindrome (422221122224).

The spelling of 122100121003 in words is "one hundred twenty-two billion, one hundred million, one hundred twenty-one thousand, three".