120022221516101 has 2 divisors, whose sum is σ = 120022221516102. Its totient is φ = 120022221516100.

The previous prime is 120022221516017. The next prime is 120022221516217. The reversal of 120022221516101 is 101615122220021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110395157748100 + 9627063768001 = 10506910^2 + 3102751^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120022221516101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120022221515101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60011110758050 + 60011110758051.

It is an arithmetic number, because the mean of its divisors is an integer number (60011110758051).

Almost surely, 2^{120022221516101} is an apocalyptic number.

It is an amenable number.

120022221516101 is a deficient number, since it is larger than the sum of its proper divisors (1).

120022221516101 is an equidigital number, since it uses as much as digits as its factorization.

120022221516101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 26.

Adding to 120022221516101 its reverse (101615122220021), we get a palindrome (221637343736122).

The spelling of 120022221516101 in words is "one hundred twenty trillion, twenty-two billion, two hundred twenty-one million, five hundred sixteen thousand, one hundred one".