1321122010132 has 12 divisors (see below), whose sum is σ = 2368352872116. Its totient is φ = 644449760960.

The previous prime is 1321122010099. The next prime is 1321122010183. The reversal of 1321122010132 is 2310102211231.

It can be written as a sum of positive squares in 2 ways, for example, as 224234449156 + 1096887560976 = 473534^2 + 1047324^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4027810843 + ... + 4027811170.

It is an arithmetic number, because the mean of its divisors is an integer number (197362739343).

Almost surely, 2^{1321122010132} is an apocalyptic number.

It is an amenable number.

1321122010132 is a deficient number, since it is larger than the sum of its proper divisors (1047230861984).

1321122010132 is a wasteful number, since it uses less digits than its factorization.

1321122010132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8055622058 (or 8055622056 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1321122010132 its reverse (2310102211231), we get a palindrome (3631224221363).

The spelling of 1321122010132 in words is "one trillion, three hundred twenty-one billion, one hundred twenty-two million, ten thousand, one hundred thirty-two".