111020120022001 has 8 divisors (see below), whose sum is σ = 115959228042240. Its totient is φ = 106090357525152.

The previous prime is 111020120021929. The next prime is 111020120022017. The reversal of 111020120022001 is 100220021020111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111020120022001 - 2²⁵ = 111020086467569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111020120022041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2336356561 + ... + 2336404078.

It is an arithmetic number, because the mean of its divisors is an integer number (14494903505280).

Almost surely, 2^{111020120022001} is an apocalyptic number.

It is an amenable number.

111020120022001 is a deficient number, since it is larger than the sum of its proper divisors (4939108020239).

111020120022001 is a wasteful number, since it uses less digits than its factorization.

111020120022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4672761695.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 111020120022001 its reverse (100220021020111), we get a palindrome (211240141042112).

The spelling of 111020120022001 in words is "one hundred eleven trillion, twenty billion, one hundred twenty million, twenty-two thousand, one".