40421103221401 has 16 divisors (see below), whose sum is σ = 46334049284224. Its totient is φ = 34542789168384.

The previous prime is 40421103221353. The next prime is 40421103221467. The reversal of 40421103221401 is 10412230112404.

It is not a de Polignac number, because 40421103221401 - 2²⁵ = 40421069666969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40421103221701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81948751 + ... + 82440523.

It is an arithmetic number, because the mean of its divisors is an integer number (2895878080264).

Almost surely, 2^{40421103221401} is an apocalyptic number.

It is an amenable number.

40421103221401 is a deficient number, since it is larger than the sum of its proper divisors (5912946062823).

40421103221401 is a wasteful number, since it uses less digits than its factorization.

40421103221401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526960.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 40421103221401 its reverse (10412230112404), we get a palindrome (50833333333805).

The spelling of 40421103221401 in words is "forty trillion, four hundred twenty-one billion, one hundred three million, two hundred twenty-one thousand, four hundred one".