22020551235 has 12 divisors (see below), whose sum is σ = 38168955552. Its totient is φ = 11744293968.

The previous prime is 22020551227. The next prime is 22020551261. The reversal of 22020551235 is 53215502022.

22020551235 is a `hidden beast` number, since 220 + 205 + 5 + 1 + 235 = 666.

It is not a de Polignac number, because 22020551235 - 2³ = 22020551227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22020551199 and 22020551208.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 244672747 + ... + 244672836.

It is an arithmetic number, because the mean of its divisors is an integer number (3180746296).

Almost surely, 2^22020551235 is an apocalyptic number.

22020551235 is a deficient number, since it is larger than the sum of its proper divisors (16148404317).

22020551235 is a wasteful number, since it uses less digits than its factorization.

22020551235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489345594 (or 489345591 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The spelling of 22020551235 in words is "twenty-two billion, twenty million, five hundred fifty-one thousand, two hundred thirty-five".