22002040420220 has 96 divisors (see below), whose sum is σ = 56253790656000. Its totient is φ = 7060424603904.

The previous prime is 22002040420193. The next prime is 22002040420249. The reversal of 22002040420220 is 2202404020022.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 22002040420192 and 22002040420201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49607195 + ... + 50048754.

It is an arithmetic number, because the mean of its divisors is an integer number (585976986000).

Almost surely, 2^{22002040420220} is an apocalyptic number.

22002040420220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22002040420220 is an abundant number, since it is smaller than the sum of its proper divisors (34251750235780).

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

22002040420220 is a wasteful number, since it uses less digits than its factorization.

22002040420220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99656067 (or 99656065 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 22002040420220 its reverse (2202404020022), we get a palindrome (24204444440242).

The spelling of 22002040420220 in words is "twenty-two trillion, two billion, forty million, four hundred twenty thousand, two hundred twenty".