122451460261 has 8 divisors (see below), whose sum is σ = 134105902560. Its totient is φ = 111116317872.

The previous prime is 122451460249. The next prime is 122451460277. The reversal of 122451460261 is 162064154221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 122451460261 - 2⁷ = 122451460133 is a prime.

It is a super-3 number, since 3×122451460261³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122451460861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79824175 + ... + 79825708.

It is an arithmetic number, because the mean of its divisors is an integer number (16763237820).

Almost surely, 2^122451460261 is an apocalyptic number.

It is an amenable number.

122451460261 is a deficient number, since it is larger than the sum of its proper divisors (11654442299).

122451460261 is a wasteful number, since it uses less digits than its factorization.

122451460261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159649955.

The product of its (nonzero) digits is 23040, while the sum is 34.

The spelling of 122451460261 in words is "one hundred twenty-two billion, four hundred fifty-one million, four hundred sixty thousand, two hundred sixty-one".