2221333020402 has 32 divisors (see below), whose sum is σ = 4487179680000. Its totient is φ = 733034639568.

The previous prime is 2221333020317. The next prime is 2221333020407. The reversal of 2221333020402 is 2040203331222.

It is not an unprimeable number, because it can be changed into a prime (2221333020407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191752 + ... + 2116467.

It is an arithmetic number, because the mean of its divisors is an integer number (140224365000).

Almost surely, 2^{2221333020402} is an apocalyptic number.

2221333020402 is an abundant number, since it is smaller than the sum of its proper divisors (2265846659598).

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

2221333020402 is a wasteful number, since it uses less digits than its factorization.

2221333020402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2309830.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 2221333020402 its reverse (2040203331222), we get a palindrome (4261536351624).

The spelling of 2221333020402 in words is "two trillion, two hundred twenty-one billion, three hundred thirty-three million, twenty thousand, four hundred two".