4313331221002 has 4 divisors (see below), whose sum is σ = 6469996831506. Its totient is φ = 2156665610500.

The previous prime is 4313331220993. The next prime is 4313331221009. The reversal of 4313331221002 is 2001221333134.

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

It can be written as a sum of positive squares in only one way, i.e., 4059777682321 + 253553538681 = 2014889^2 + 503541^2 .

It is a super-3 number, since 3×4313331221002³ (a number of 39 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (4313331221009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1078332805249 + ... + 1078332805252.

Almost surely, 2^{4313331221002} is an apocalyptic number.

4313331221002 is a deficient number, since it is larger than the sum of its proper divisors (2156665610504).

4313331221002 is a wasteful number, since it uses less digits than its factorization.

4313331221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2156665610503.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 4313331221002 its reverse (2001221333134), we get a palindrome (6314552554136).

The spelling of 4313331221002 in words is "four trillion, three hundred thirteen billion, three hundred thirty-one million, two hundred twenty-one thousand, two".