22235030521040 has 40 divisors (see below), whose sum is σ = 52208291980008. Its totient is φ = 8805952678400.

The previous prime is 22235030521037. The next prime is 22235030521063. The reversal of 22235030521040 is 4012503053222.

It can be written as a sum of positive squares in 4 ways, for example, as 1796168204944 + 20438862316096 = 1340212^2 + 4520936^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 22235030520994 and 22235030521012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1375922027 + ... + 1375938186.

Almost surely, 2^{22235030521040} is an apocalyptic number.

22235030521040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22235030521040 is an abundant number, since it is smaller than the sum of its proper divisors (29973261458968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22235030521040 is a wasteful number, since it uses less digits than its factorization.

22235030521040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2751860327 (or 2751860321 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 22235030521040 its reverse (4012503053222), we get a palindrome (26247533574262).

The spelling of 22235030521040 in words is "twenty-two trillion, two hundred thirty-five billion, thirty million, five hundred twenty-one thousand, forty".