40221133134 has 64 divisors (see below), whose sum is σ = 99613484544. Its totient is φ = 10542669696.

The previous prime is 40221133133. The next prime is 40221133151. The reversal of 40221133134 is 43133112204.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40221133133) 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, 136969 + ... + 314964.

It is an arithmetic number, because the mean of its divisors is an integer number (1556460696).

Almost surely, 2^40221133134 is an apocalyptic number.

40221133134 is an abundant number, since it is smaller than the sum of its proper divisors (59392351410).

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

40221133134 is a wasteful number, since it uses less digits than its factorization.

40221133134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452121.

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

Adding to 40221133134 its reverse (43133112204), we get a palindrome (83354245338).

The spelling of 40221133134 in words is "forty billion, two hundred twenty-one million, one hundred thirty-three thousand, one hundred thirty-four".