1232211310000 has 400 divisors, whose sum is σ = 3333478170528. Its totient is φ = 437299200000.

The previous prime is 1232211309991. The next prime is 1232211310019. The reversal of 1232211310000 is 131122321.

It is a tau number, because it is divible by the number of its divisors (400).

It is a super-2 number, since 2×1232211310000² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1405029562 + ... + 1405030438.

Almost surely, 2^{1232211310000} is an apocalyptic number.

1232211310000 is a gapful number since it is divisible by the number (10) 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 1232211310000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1666739085264).

1232211310000 is an abundant number, since it is smaller than the sum of its proper divisors (2101266860528).

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

1232211310000 is a wasteful number, since it uses less digits than its factorization.

1232211310000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1210 (or 1189 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1232211310000 its reverse (131122321), we get a palindrome (1232342432321).

The spelling of 1232211310000 in words is "one trillion, two hundred thirty-two billion, two hundred eleven million, three hundred ten thousand".