4020220013232 has 20 divisors (see below), whose sum is σ = 10385568367640. Its totient is φ = 1340073337728.

The previous prime is 4020220013231. The next prime is 4020220013239. The reversal of 4020220013232 is 2323100220204.

It is a super-2 number, since 2×4020220013232² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4020220013199 and 4020220013208.

It is not an unprimeable number, because it can be changed into a prime (4020220013231) 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, 41877291757 + ... + 41877291852.

It is an arithmetic number, because the mean of its divisors is an integer number (519278418382).

Almost surely, 2^{4020220013232} is an apocalyptic number.

It is an amenable number.

4020220013232 is an abundant number, since it is smaller than the sum of its proper divisors (6365348354408).

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

4020220013232 is a wasteful number, since it uses less digits than its factorization.

4020220013232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83754583620 (or 83754583614 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 4020220013232 its reverse (2323100220204), we get a palindrome (6343320233436).

The spelling of 4020220013232 in words is "four trillion, twenty billion, two hundred twenty million, thirteen thousand, two hundred thirty-two".