402101322 has 32 divisors (see below), whose sum is σ = 919683072. Its totient is φ = 114811824.

The previous prime is 402101321. The next prime is 402101333. The reversal of 402101322 is 223101204.

It is not an unprimeable number, because it can be changed into a prime (402101321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125383 + ... + 128549.

It is an arithmetic number, because the mean of its divisors is an integer number (28740096).

Almost surely, 2^402101322 is an apocalyptic number.

402101322 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

402101322 is an abundant number, since it is smaller than the sum of its proper divisors (517581750).

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

402101322 is a wasteful number, since it uses less digits than its factorization.

402101322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6202.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 402101322 is about 20052.4642375943. The cubic root of 402101322 is about 738.0942697272.

Adding to 402101322 its reverse (223101204), we get a palindrome (625202526).

The spelling of 402101322 in words is "four hundred two million, one hundred one thousand, three hundred twenty-two".