1322012129990 has 16 divisors (see below), whose sum is σ = 2388881067552. Its totient is φ = 526747244544.

The previous prime is 1322012129947. The next prime is 1322012130001. The reversal of 1322012129990 is 999212102231.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257198234 + ... + 257203373.

It is an arithmetic number, because the mean of its divisors is an integer number (149305066722).

Almost surely, 2^{1322012129990} is an apocalyptic number.

1322012129990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1322012129990 is a deficient number, since it is larger than the sum of its proper divisors (1066868937562).

1322012129990 is a wasteful number, since it uses less digits than its factorization.

1322012129990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514401871.

The product of its (nonzero) digits is 34992, while the sum is 41.

The spelling of 1322012129990 in words is "one trillion, three hundred twenty-two billion, twelve million, one hundred twenty-nine thousand, nine hundred ninety".