1203122213321 has 16 divisors (see below), whose sum is σ = 1381679553408. Its totient is φ = 1026236736000.

The previous prime is 1203122213239. The next prime is 1203122213333. The reversal of 1203122213321 is 1233122213021.

It is not a de Polignac number, because 1203122213321 - 2²² = 1203118019017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1203122216321) 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, 13504121 + ... + 13592921.

It is an arithmetic number, because the mean of its divisors is an integer number (86354972088).

Almost surely, 2^{1203122213321} is an apocalyptic number.

It is an amenable number.

1203122213321 is a deficient number, since it is larger than the sum of its proper divisors (178557340087).

1203122213321 is an equidigital number, since it uses as much as digits as its factorization.

1203122213321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98192.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1203122213321 its reverse (1233122213021), we get a palindrome (2436244426342).

The spelling of 1203122213321 in words is "one trillion, two hundred three billion, one hundred twenty-two million, two hundred thirteen thousand, three hundred twenty-one".