202220462040 has 32 divisors (see below), whose sum is σ = 606661386480. Its totient is φ = 53925456512.

The previous prime is 202220462033. The next prime is 202220462089. The reversal of 202220462040 is 40264022202.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 202220462040.

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, 842585139 + ... + 842585378.

Almost surely, 2^202220462040 is an apocalyptic number.

202220462040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202220462040 is an abundant number, since it is smaller than the sum of its proper divisors (404440924440).

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

202220462040 is a wasteful number, since it uses less digits than its factorization.

202220462040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1685170531 (or 1685170527 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 202220462040 its reverse (40264022202), we get a palindrome (242484484242).

The spelling of 202220462040 in words is "two hundred two billion, two hundred twenty million, four hundred sixty-two thousand, forty".