3321212220129 has 16 divisors (see below), whose sum is σ = 4450971533184. Its totient is φ = 2202815020800.

The previous prime is 3321212220103. The next prime is 3321212220133. The reversal of 3321212220129 is 9210222121233.

It is not a de Polignac number, because 3321212220129 - 2¹³ = 3321212211937 is a prime.

It is a super-2 number, since 2×3321212220129² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3321212220096 and 3321212220105.

It is not an unprimeable number, because it can be changed into a prime (3321212220149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1482354 + ... + 2973179.

It is an arithmetic number, because the mean of its divisors is an integer number (278185720824).

Almost surely, 2^{3321212220129} is an apocalyptic number.

It is an amenable number.

3321212220129 is a deficient number, since it is larger than the sum of its proper divisors (1129759313055).

3321212220129 is a wasteful number, since it uses less digits than its factorization.

3321212220129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4456808.

The product of its (nonzero) digits is 5184, while the sum is 30.

The spelling of 3321212220129 in words is "three trillion, three hundred twenty-one billion, two hundred twelve million, two hundred twenty thousand, one hundred twenty-nine".