121742232035 has 16 divisors (see below), whose sum is σ = 146986928640. Its totient is φ = 96797199360.

The previous prime is 121742231993. The next prime is 121742232041. The reversal of 121742232035 is 530232247121.

It is not a de Polignac number, because 121742232035 - 2²⁴ = 121725454819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121742231992 and 121742232010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1021739 + ... + 1134651.

It is an arithmetic number, because the mean of its divisors is an integer number (9186683040).

Almost surely, 2^121742232035 is an apocalyptic number.

121742232035 is a deficient number, since it is larger than the sum of its proper divisors (25244696605).

121742232035 is a wasteful number, since it uses less digits than its factorization.

121742232035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114238.

The product of its (nonzero) digits is 20160, while the sum is 32.

Adding to 121742232035 its reverse (530232247121), we get a palindrome (651974479156).

The spelling of 121742232035 in words is "one hundred twenty-one billion, seven hundred forty-two million, two hundred thirty-two thousand, thirty-five".