221332013122 has 8 divisors (see below), whose sum is σ = 362179657872. Its totient is φ = 100605460500.

The previous prime is 221332013113. The next prime is 221332013131. The reversal of 221332013122 is 221310233122.

It is an interprime number because it is at equal distance from previous prime (221332013113) and next prime (221332013131).

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 10060546051 = 221332013122 / (2 + 2 + 1 + 3 + 3 + 2 + 0 + 1 + 3 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 221332013093 and 221332013102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5030273004 + ... + 5030273047.

It is an arithmetic number, because the mean of its divisors is an integer number (45272457234).

Almost surely, 2^221332013122 is an apocalyptic number.

221332013122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221332013122 is a deficient number, since it is larger than the sum of its proper divisors (140847644750).

221332013122 is a wasteful number, since it uses less digits than its factorization.

221332013122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10060546064.

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

Adding to 221332013122 its reverse (221310233122), we get a palindrome (442642246244).

The spelling of 221332013122 in words is "two hundred twenty-one billion, three hundred thirty-two million, thirteen thousand, one hundred twenty-two".