21223002211330 has 32 divisors (see below), whose sum is σ = 38271464247168. Its totient is φ = 8473633680000.

The previous prime is 21223002211321. The next prime is 21223002211339. The reversal of 21223002211330 is 3311220032212.

It is an interprime number because it is at equal distance from previous prime (21223002211321) and next prime (21223002211339).

It is not an unprimeable number, because it can be changed into a prime (21223002211339) 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, 106876435 + ... + 107074825.

It is an arithmetic number, because the mean of its divisors is an integer number (1195983257724).

Almost surely, 2^{21223002211330} is an apocalyptic number.

21223002211330 is a deficient number, since it is larger than the sum of its proper divisors (17048462035838).

21223002211330 is a wasteful number, since it uses less digits than its factorization.

21223002211330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217962.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 21223002211330 its reverse (3311220032212), we get a palindrome (24534222243542).

The spelling of 21223002211330 in words is "twenty-one trillion, two hundred twenty-three billion, two million, two hundred eleven thousand, three hundred thirty".