120022143115571 has 4 divisors (see below), whose sum is σ = 120022165825200. Its totient is φ = 120022120405944.

The previous prime is 120022143115531. The next prime is 120022143115627. The reversal of 120022143115571 is 175511341220021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120022143115571 - 2¹⁸ = 120022142853427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120022143115531) 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, 1200050 + ... + 15539768.

It is an arithmetic number, because the mean of its divisors is an integer number (30005541456300).

Almost surely, 2^{120022143115571} is an apocalyptic number.

120022143115571 is a deficient number, since it is larger than the sum of its proper divisors (22709629).

120022143115571 is an equidigital number, since it uses as much as digits as its factorization.

120022143115571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22709628.

The product of its (nonzero) digits is 16800, while the sum is 35.

Adding to 120022143115571 its reverse (175511341220021), we get a palindrome (295533484335592).

The spelling of 120022143115571 in words is "one hundred twenty trillion, twenty-two billion, one hundred forty-three million, one hundred fifteen thousand, five hundred seventy-one".