122003132121 has 32 divisors (see below), whose sum is σ = 194744833920. Its totient is φ = 75041836992.

The previous prime is 122003132077. The next prime is 122003132131. The reversal of 122003132121 is 121231300221.

It is not a de Polignac number, because 122003132121 - 2¹³ = 122003123929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122003132094 and 122003132103.

It is not an unprimeable number, because it can be changed into a prime (122003132131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 635950 + ... + 805256.

It is an arithmetic number, because the mean of its divisors is an integer number (6085776060).

Almost surely, 2^122003132121 is an apocalyptic number.

It is an amenable number.

122003132121 is a deficient number, since it is larger than the sum of its proper divisors (72741701799).

122003132121 is a wasteful number, since it uses less digits than its factorization.

122003132121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171382 (or 171376 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 122003132121 its reverse (121231300221), we get a palindrome (243234432342).

The spelling of 122003132121 in words is "one hundred twenty-two billion, three million, one hundred thirty-two thousand, one hundred twenty-one".