221321102103134 has 8 divisors (see below), whose sum is σ = 362161803441528. Its totient is φ = 100600500955960.

The previous prime is 221321102103131. The next prime is 221321102103151. The reversal of 221321102103134 is 431301201123122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×221321102103134² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221321102103131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5030025047777 + ... + 5030025047820.

It is an arithmetic number, because the mean of its divisors is an integer number (45270225430191).

Almost surely, 2^{221321102103134} is an apocalyptic number.

221321102103134 is a deficient number, since it is larger than the sum of its proper divisors (140840701338394).

221321102103134 is a wasteful number, since it uses less digits than its factorization.

221321102103134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10060050095610.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 221321102103134 its reverse (431301201123122), we get a palindrome (652622303226256).

The spelling of 221321102103134 in words is "two hundred twenty-one trillion, three hundred twenty-one billion, one hundred two million, one hundred three thousand, one hundred thirty-four".