221342102423102 has 32 divisors (see below), whose sum is σ = 352184846935680. Its totient is φ = 104037197977440.

The previous prime is 221342102423017. The next prime is 221342102423227. The reversal of 221342102423102 is 201324201243122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57816608 + ... + 61525964.

It is an arithmetic number, because the mean of its divisors is an integer number (11005776466740).

Almost surely, 2^{221342102423102} is an apocalyptic number.

221342102423102 is a deficient number, since it is larger than the sum of its proper divisors (130842744512578).

221342102423102 is a wasteful number, since it uses less digits than its factorization.

221342102423102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3721496.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 221342102423102 its reverse (201324201243122), we get a palindrome (422666303666224).

The spelling of 221342102423102 in words is "two hundred twenty-one trillion, three hundred forty-two billion, one hundred two million, four hundred twenty-three thousand, one hundred two".