40221103044342 has 64 divisors (see below), whose sum is σ = 88090099358976. Its totient is φ = 12141764127360.

The previous prime is 40221103044341. The next prime is 40221103044347. The reversal of 40221103044342 is 24344030112204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40221103044341) 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, 20812548 + ... + 22662840.

It is an arithmetic number, because the mean of its divisors is an integer number (1376407802484).

Almost surely, 2^{40221103044342} is an apocalyptic number.

40221103044342 is an abundant number, since it is smaller than the sum of its proper divisors (47868996314634).

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

40221103044342 is a wasteful number, since it uses less digits than its factorization.

40221103044342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1851565.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 40221103044342 its reverse (24344030112204), we get a palindrome (64565133156546).

The spelling of 40221103044342 in words is "forty trillion, two hundred twenty-one billion, one hundred three million, forty-four thousand, three hundred forty-two".