121701707222547 has 16 divisors (see below), whose sum is σ = 172405763314560. Its totient is φ = 76145878789632.

The previous prime is 121701707222531. The next prime is 121701707222603. The reversal of 121701707222547 is 745222707107121.

It is not a de Polignac number, because 121701707222547 - 2⁴ = 121701707222531 is a prime.

It is a super-2 number, since 2×121701707222547² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121701707222496 and 121701707222505.

It is not an unprimeable number, because it can be changed into a prime (121701707221547) 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, 9977179278 + ... + 9977191475.

It is an arithmetic number, because the mean of its divisors is an integer number (10775360207160).

Almost surely, 2^{121701707222547} is an apocalyptic number.

121701707222547 is a deficient number, since it is larger than the sum of its proper divisors (50704056092013).

121701707222547 is a wasteful number, since it uses less digits than its factorization.

121701707222547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19954370882.

The product of its (nonzero) digits is 768320, while the sum is 48.

The spelling of 121701707222547 in words is "one hundred twenty-one trillion, seven hundred one billion, seven hundred seven million, two hundred twenty-two thousand, five hundred forty-seven".