1022432421202 has 4 divisors (see below), whose sum is σ = 1533648631806. Its totient is φ = 511216210600.

The previous prime is 1022432421173. The next prime is 1022432421221. The reversal of 1022432421202 is 2021242342201.

1022432421202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 866424010761 + 156008410441 = 930819^2 + 394979^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255608105299 + ... + 255608105302.

Almost surely, 2^{1022432421202} is an apocalyptic number.

1022432421202 is a deficient number, since it is larger than the sum of its proper divisors (511216210604).

1022432421202 is an equidigital number, since it uses as much as digits as its factorization.

1022432421202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511216210603.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 1022432421202 its reverse (2021242342201), we get a palindrome (3043674763403).

The spelling of 1022432421202 in words is "one trillion, twenty-two billion, four hundred thirty-two million, four hundred twenty-one thousand, two hundred two".