1022431432040 has 16 divisors (see below), whose sum is σ = 2300470722180. Its totient is φ = 408972572800.

The previous prime is 1022431431979. The next prime is 1022431432049. The reversal of 1022431432040 is 402341342201.

1022431432040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1022173572676 + 257859364 = 1011026^2 + 16058^2 .

It is not an unprimeable number, because it can be changed into a prime (1022431432049) 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, 12780392861 + ... + 12780392940.

Almost surely, 2^{1022431432040} is an apocalyptic number.

1022431432040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022431432040 is an abundant number, since it is smaller than the sum of its proper divisors (1278039290140).

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

1022431432040 is a wasteful number, since it uses less digits than its factorization.

1022431432040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25560785812 (or 25560785808 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 1022431432040 its reverse (402341342201), we get a palindrome (1424772774241).

The spelling of 1022431432040 in words is "one trillion, twenty-two billion, four hundred thirty-one million, four hundred thirty-two thousand, forty".