1022431340220 has 96 divisors (see below), whose sum is σ = 2878075706688. Its totient is φ = 271196700672.

The previous prime is 1022431340209. The next prime is 1022431340233. The reversal of 1022431340220 is 220431342201.

It is a happy number.

1022431340220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 13621032 + ... + 13695888.

It is an arithmetic number, because the mean of its divisors is an integer number (29979955278).

Almost surely, 2^{1022431340220} is an apocalyptic number.

1022431340220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022431340220 is an abundant number, since it is smaller than the sum of its proper divisors (1855644366468).

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

1022431340220 is a wasteful number, since it uses less digits than its factorization.

1022431340220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76079 (or 76077 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1022431340220 its reverse (220431342201), we get a palindrome (1242862682421).

The spelling of 1022431340220 in words is "one trillion, twenty-two billion, four hundred thirty-one million, three hundred forty thousand, two hundred twenty".