3221212112130 has 32 divisors (see below), whose sum is σ = 7810609169664. Its totient is φ = 850134329856.

The previous prime is 3221212112119. The next prime is 3221212112149. The reversal of 3221212112130 is 312112121223.

It is a junction number, because it is equal to n+sod(n) for n = 3221212112097 and 3221212112106.

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, 553469962 + ... + 553475781.

It is an arithmetic number, because the mean of its divisors is an integer number (244081536552).

Almost surely, 2^{3221212112130} is an apocalyptic number.

3221212112130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3221212112130 is an abundant number, since it is smaller than the sum of its proper divisors (4589397057534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3221212112130 is a wasteful number, since it uses less digits than its factorization.

3221212112130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106945850.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 3221212112130 its reverse (312112121223), we get a palindrome (3533324233353).

The spelling of 3221212112130 in words is "three trillion, two hundred twenty-one billion, two hundred twelve million, one hundred twelve thousand, one hundred thirty".