400211133223110 has 128 divisors (see below), whose sum is σ = 1050429815930880. Its totient is φ = 96779833161600.

The previous prime is 400211133223081. The next prime is 400211133223127. The reversal of 400211133223110 is 11322331112004.

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 63 ways as a sum of consecutive naturals, for example, 705378199 + ... + 705945341.

It is an arithmetic number, because the mean of its divisors is an integer number (8206482936960).

Almost surely, 2^{400211133223110} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 400211133223110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (525214907965440).

400211133223110 is an abundant number, since it is smaller than the sum of its proper divisors (650218682707770).

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

400211133223110 is a wasteful number, since it uses less digits than its factorization.

400211133223110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572474.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 400211133223110 its reverse (11322331112004), we get a palindrome (411533464335114).

The spelling of 400211133223110 in words is "four hundred trillion, two hundred eleven billion, one hundred thirty-three million, two hundred twenty-three thousand, one hundred ten".