11401025122212 has 192 divisors, whose sum is σ = 30743933681664. Its totient is φ = 3254677493760.

The previous prime is 11401025122169. The next prime is 11401025122237. The reversal of 11401025122212 is 21222152010411.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 52715448 + ... + 52931280.

It is an arithmetic number, because the mean of its divisors is an integer number (160124654592).

Almost surely, 2^{11401025122212} is an apocalyptic number.

11401025122212 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 11401025122212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15371966840832).

11401025122212 is an abundant number, since it is smaller than the sum of its proper divisors (19342908559452).

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

11401025122212 is a wasteful number, since it uses less digits than its factorization.

11401025122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216138 (or 216136 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 24.

Adding to 11401025122212 its reverse (21222152010411), we get a palindrome (32623177132623).

The spelling of 11401025122212 in words is "eleven trillion, four hundred one billion, twenty-five million, one hundred twenty-two thousand, two hundred twelve".