1321322101030 has 32 divisors (see below), whose sum is σ = 2462991481440. Its totient is φ = 509764738560.

The previous prime is 1321322101019. The next prime is 1321322101031. The reversal of 1321322101030 is 301012231231.

It is a junction number, because it is equal to n+sod(n) for n = 1321322100989 and 1321322101007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1321322101031) 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, 2131011 + ... + 2680270.

It is an arithmetic number, because the mean of its divisors is an integer number (76968483795).

Almost surely, 2^{1321322101030} is an apocalyptic number.

1321322101030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1321322101030 is a deficient number, since it is larger than the sum of its proper divisors (1141669380410).

1321322101030 is a wasteful number, since it uses less digits than its factorization.

1321322101030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4812264.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1321322101030 its reverse (301012231231), we get a palindrome (1622334332261).

The spelling of 1321322101030 in words is "one trillion, three hundred twenty-one billion, three hundred twenty-two million, one hundred one thousand, thirty".