1321415342210 has 16 divisors (see below), whose sum is σ = 2379264321600. Its totient is φ = 528406868976.

The previous prime is 1321415342197. The next prime is 1321415342239. The reversal of 1321415342210 is 122435141231.

It is a happy number.

It is a super-2 number, since 2×1321415342210² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19873640 + ... + 19940019.

It is an arithmetic number, because the mean of its divisors is an integer number (148704020100).

Almost surely, 2^{1321415342210} is an apocalyptic number.

1321415342210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1321415342210 is a deficient number, since it is larger than the sum of its proper divisors (1057848979390).

1321415342210 is a wasteful number, since it uses less digits than its factorization.

1321415342210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39816985.

The product of its (nonzero) digits is 5760, while the sum is 29.

The spelling of 1321415342210 in words is "one trillion, three hundred twenty-one billion, four hundred fifteen million, three hundred forty-two thousand, two hundred ten".