1302402022 has 4 divisors (see below), whose sum is σ = 1953603036. Its totient is φ = 651201010.

The previous prime is 1302401993. The next prime is 1302402041. The reversal of 1302402022 is 2202042031.

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

It is a junction number, because it is equal to n+sod(n) for n = 1302401987 and 1302402005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325600504 + ... + 325600507.

It is an arithmetic number, because the mean of its divisors is an integer number (488400759).

Almost surely, 2^1302402022 is an apocalyptic number.

1302402022 is a deficient number, since it is larger than the sum of its proper divisors (651201014).

1302402022 is an equidigital number, since it uses as much as digits as its factorization.

1302402022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651201013.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 1302402022 is about 36088.8074338845. The cubic root of 1302402022 is about 1092.0646617151.

Adding to 1302402022 its reverse (2202042031), we get a palindrome (3504444053).

The spelling of 1302402022 in words is "one billion, three hundred two million, four hundred two thousand, twenty-two".