1321405035122 has 32 divisors (see below), whose sum is σ = 2066795077248. Its totient is φ = 633061892736.

The previous prime is 1321405035121. The next prime is 1321405035131. The reversal of 1321405035122 is 2215305041231.

It is a super-2 number, since 2×1321405035122² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1321405035121) 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, 34954643 + ... + 34992425.

It is an arithmetic number, because the mean of its divisors is an integer number (64587346164).

Almost surely, 2^{1321405035122} is an apocalyptic number.

1321405035122 is a deficient number, since it is larger than the sum of its proper divisors (745390042126).

1321405035122 is a wasteful number, since it uses less digits than its factorization.

1321405035122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45554.

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 1321405035122 in words is "one trillion, three hundred twenty-one billion, four hundred five million, thirty-five thousand, one hundred twenty-two".