121334435269 has 2 divisors, whose sum is σ = 121334435270. Its totient is φ = 121334435268.

The previous prime is 121334435249. The next prime is 121334435273. The reversal of 121334435269 is 962534433121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116613371169 + 4721064100 = 341487^2 + 68710^2 .

It is a cyclic number.

It is not a de Polignac number, because 121334435269 - 2⁵ = 121334435237 is a prime.

It is a super-2 number, since 2×121334435269² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121334435249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60667217634 + 60667217635.

It is an arithmetic number, because the mean of its divisors is an integer number (60667217635).

Almost surely, 2^121334435269 is an apocalyptic number.

It is an amenable number.

121334435269 is a deficient number, since it is larger than the sum of its proper divisors (1).

121334435269 is an equidigital number, since it uses as much as digits as its factorization.

121334435269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 43.

The spelling of 121334435269 in words is "one hundred twenty-one billion, three hundred thirty-four million, four hundred thirty-five thousand, two hundred sixty-nine".