920020110019 has 4 divisors (see below), whose sum is σ = 920146026744. Its totient is φ = 919894193296.

The previous prime is 920020110013. The next prime is 920020110103. The reversal of 920020110019 is 910011020029.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 910011020029 = 23 ⋅39565696523.

It is a cyclic number.

It is not a de Polignac number, because 920020110019 - 2²¹ = 920018012867 is a prime.

It is a super-2 number, since 2×920020110019² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 920020109975 and 920020110002.

It is not an unprimeable number, because it can be changed into a prime (920020110013) 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, 62947402 + ... + 62962015.

It is an arithmetic number, because the mean of its divisors is an integer number (230036506686).

Almost surely, 2^920020110019 is an apocalyptic number.

920020110019 is a deficient number, since it is larger than the sum of its proper divisors (125916725).

920020110019 is a wasteful number, since it uses less digits than its factorization.

920020110019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125916724.

The product of its (nonzero) digits is 324, while the sum is 25.

The spelling of 920020110019 in words is "nine hundred twenty billion, twenty million, one hundred ten thousand, nineteen".