221234101402 has 16 divisors (see below), whose sum is σ = 346332412800. Its totient is φ = 105791434672.

The previous prime is 221234101397. The next prime is 221234101409. The reversal of 221234101402 is 204101432122.

It is not an unprimeable number, because it can be changed into a prime (221234101409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60853 + ... + 667960.

It is an arithmetic number, because the mean of its divisors is an integer number (21645775800).

Almost surely, 2^221234101402 is an apocalyptic number.

221234101402 is a deficient number, since it is larger than the sum of its proper divisors (125098311398).

221234101402 is a wasteful number, since it uses less digits than its factorization.

221234101402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735437.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 221234101402 its reverse (204101432122), we get a palindrome (425335533524).

The spelling of 221234101402 in words is "two hundred twenty-one billion, two hundred thirty-four million, one hundred one thousand, four hundred two".