120022551666989 has 4 divisors (see below), whose sum is σ = 120022610954400. Its totient is φ = 120022492379580.

The previous prime is 120022551666973. The next prime is 120022551667087. The reversal of 120022551666989 is 989666155220021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 120022551666989 - 2⁴ = 120022551666973 is a prime.

It is a super-2 number, since 2×120022551666989² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120022551666929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26495639 + ... + 30693060.

It is an arithmetic number, because the mean of its divisors is an integer number (30005652738600).

Almost surely, 2^{120022551666989} is an apocalyptic number.

It is an amenable number.

120022551666989 is a deficient number, since it is larger than the sum of its proper divisors (59287411).

120022551666989 is an equidigital number, since it uses as much as digits as its factorization.

120022551666989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59287410.

The product of its (nonzero) digits is 27993600, while the sum is 62.

The spelling of 120022551666989 in words is "one hundred twenty trillion, twenty-two billion, five hundred fifty-one million, six hundred sixty-six thousand, nine hundred eighty-nine".