1203222321132 has 96 divisors (see below), whose sum is σ = 3202561700352. Its totient is φ = 348310803456.

The previous prime is 1203222321127. The next prime is 1203222321137. The reversal of 1203222321132 is 2311232223021.

It is an interprime number because it is at equal distance from previous prime (1203222321127) and next prime (1203222321137).

It is a super-2 number, since 2×1203222321132² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1203222321137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6934143 + ... + 7105545.

It is an arithmetic number, because the mean of its divisors is an integer number (33360017712).

Almost surely, 2^{1203222321132} is an apocalyptic number.

1203222321132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1203222321132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1601280850176).

1203222321132 is an abundant number, since it is smaller than the sum of its proper divisors (1999339379220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1203222321132 is a wasteful number, since it uses less digits than its factorization.

1203222321132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174087 (or 174085 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1203222321132 its reverse (2311232223021), we get a palindrome (3514454544153).

The spelling of 1203222321132 in words is "one trillion, two hundred three billion, two hundred twenty-two million, three hundred twenty-one thousand, one hundred thirty-two".