920661222540011 has 8 divisors (see below), whose sum is σ = 929802347763600. Its totient is φ = 911520600602400.

The previous prime is 920661222539977. The next prime is 920661222540053. The reversal of 920661222540011 is 110045222166029.

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

It is a cyclic number.

It is not a de Polignac number, because 920661222540011 - 2³⁴ = 920644042670827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (920661222540071) 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, 122144201 + ... + 129462458.

It is an arithmetic number, because the mean of its divisors is an integer number (116225293470450).

Almost surely, 2^{920661222540011} is an apocalyptic number.

920661222540011 is a deficient number, since it is larger than the sum of its proper divisors (9141125223589).

920661222540011 is a wasteful number, since it uses less digits than its factorization.

920661222540011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251642989.

The product of its (nonzero) digits is 103680, while the sum is 41.

The spelling of 920661222540011 in words is "nine hundred twenty trillion, six hundred sixty-one billion, two hundred twenty-two million, five hundred forty thousand, eleven".