1001332212222 has 32 divisors (see below), whose sum is σ = 2005995433248. Its totient is φ = 333222414336.

The previous prime is 1001332212173. The next prime is 1001332212247. The reversal of 1001332212222 is 2222122331001.

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, 26846178 + ... + 26883450.

It is an arithmetic number, because the mean of its divisors is an integer number (62687357289).

Almost surely, 2^{1001332212222} is an apocalyptic number.

1001332212222 is an abundant number, since it is smaller than the sum of its proper divisors (1004663221026).

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

1001332212222 is a wasteful number, since it uses less digits than its factorization.

1001332212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44604.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1001332212222 its reverse (2222122331001), we get a palindrome (3223454543223).

The spelling of 1001332212222 in words is "one trillion, one billion, three hundred thirty-two million, two hundred twelve thousand, two hundred twenty-two".