221412332134310 has 32 divisors (see below), whose sum is σ = 422681055840000. Its totient is φ = 83217907602432.

The previous prime is 221412332134271. The next prime is 221412332134321. The reversal of 221412332134310 is 13431233214122.

It is a super-2 number, since 2×221412332134310² (a number of 29 digits) contains 22 as substring.

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, 1072734935 + ... + 1072941314.

It is an arithmetic number, because the mean of its divisors is an integer number (13208782995000).

Almost surely, 2^{221412332134310} is an apocalyptic number.

221412332134310 is a deficient number, since it is larger than the sum of its proper divisors (201268723705690).

221412332134310 is a wasteful number, since it uses less digits than its factorization.

221412332134310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2145676880.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 221412332134310 its reverse (13431233214122), we get a palindrome (234843565348432).

The spelling of 221412332134310 in words is "two hundred twenty-one trillion, four hundred twelve billion, three hundred thirty-two million, one hundred thirty-four thousand, three hundred ten".