2223021312402 has 48 divisors (see below), whose sum is σ = 4888669832256. Its totient is φ = 673408850400.

The previous prime is 2223021312389. The next prime is 2223021312487. The reversal of 2223021312402 is 2042131203222.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1565652 + ... + 2626272.

It is an arithmetic number, because the mean of its divisors is an integer number (101847288172).

Almost surely, 2^{2223021312402} is an apocalyptic number.

2223021312402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2223021312402 is an abundant number, since it is smaller than the sum of its proper divisors (2665648519854).

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

2223021312402 is a wasteful number, since it uses less digits than its factorization.

2223021312402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063535 (or 1063524 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 2223021312402 its reverse (2042131203222), we get a palindrome (4265152515624).

The spelling of 2223021312402 in words is "two trillion, two hundred twenty-three billion, twenty-one million, three hundred twelve thousand, four hundred two".