110121256052261 has 16 divisors (see below), whose sum is σ = 113852897464320. Its totient is φ = 106400926968960.

The previous prime is 110121256052221. The next prime is 110121256052273. The reversal of 110121256052261 is 162250652121011.

It is a cyclic number.

It is not a de Polignac number, because 110121256052261 - 2¹⁰ = 110121256051237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110121256052221) 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, 63159875 + ... + 64879983.

It is an arithmetic number, because the mean of its divisors is an integer number (7115806091520).

Almost surely, 2^{110121256052261} is an apocalyptic number.

It is an amenable number.

110121256052261 is a deficient number, since it is larger than the sum of its proper divisors (3731641412059).

110121256052261 is a wasteful number, since it uses less digits than its factorization.

110121256052261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1723396.

The product of its (nonzero) digits is 14400, while the sum is 35.

The spelling of 110121256052261 in words is "one hundred ten trillion, one hundred twenty-one billion, two hundred fifty-six million, fifty-two thousand, two hundred sixty-one".