32420022012020 has 24 divisors (see below), whose sum is σ = 68195705760000. Its totient is φ = 12946359369632.

The previous prime is 32420022012013. The next prime is 32420022012043. The reversal of 32420022012020 is 2021022002423.

It is a super-2 number, since 2×32420022012020² (a number of 28 digits) contains 22 as substring.

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 = 32420022011983 and 32420022012001.

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, 1353077420 + ... + 1353101379.

It is an arithmetic number, because the mean of its divisors is an integer number (2841487740000).

Almost surely, 2^{32420022012020} is an apocalyptic number.

It is an amenable number.

32420022012020 is an abundant number, since it is smaller than the sum of its proper divisors (35775683747980).

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

32420022012020 is a wasteful number, since it uses less digits than its factorization.

32420022012020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2706179407 (or 2706179405 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 32420022012020 its reverse (2021022002423), we get a palindrome (34441044014443).

The spelling of 32420022012020 in words is "thirty-two trillion, four hundred twenty billion, twenty-two million, twelve thousand, twenty".