40421421232110 has 192 divisors, whose sum is σ = 107132900659200. Its totient is φ = 10571884936704.

The previous prime is 40421421232051. The next prime is 40421421232169. The reversal of 40421421232110 is 1123212412404.

40421421232110 is a `hidden beast` number, since 4 + 0 + 4 + 2 + 1 + 421 + 23 + 211 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (40421421232051) and next prime (40421421232169).

It is a super-2 number, since 2×40421421232110² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1128977469 + ... + 1129013271.

It is an arithmetic number, because the mean of its divisors is an integer number (557983857600).

Almost surely, 2^{40421421232110} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40421421232110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53566450329600).

40421421232110 is an abundant number, since it is smaller than the sum of its proper divisors (66711479427090).

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

40421421232110 is a wasteful number, since it uses less digits than its factorization.

40421421232110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36847 (or 36844 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 40421421232110 its reverse (1123212412404), we get a palindrome (41544633644514).

The spelling of 40421421232110 in words is "forty trillion, four hundred twenty-one billion, four hundred twenty-one million, two hundred thirty-two thousand, one hundred ten".