1342221402 has 16 divisors (see below), whose sum is σ = 2687585472. Its totient is φ = 446883360.

The previous prime is 1342221379. The next prime is 1342221403. The reversal of 1342221402 is 2041222431.

It is not an unprimeable number, because it can be changed into a prime (1342221403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125374 + ... + 135657.

It is an arithmetic number, because the mean of its divisors is an integer number (167974092).

Almost surely, 2^1342221402 is an apocalyptic number.

1342221402 is an abundant number, since it is smaller than the sum of its proper divisors (1345364070).

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

1342221402 is a wasteful number, since it uses less digits than its factorization.

1342221402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261893.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1342221402 is about 36636.3399099855. The cubic root of 1342221402 is about 1103.0826484095.

Adding to 1342221402 its reverse (2041222431), we get a palindrome (3383443833).

The spelling of 1342221402 in words is "one billion, three hundred forty-two million, two hundred twenty-one thousand, four hundred two".