41400020311221 has 32 divisors (see below), whose sum is σ = 65913502515840. Its totient is φ = 22781164435200.

The previous prime is 41400020311217. The next prime is 41400020311261. The reversal of 41400020311221 is 12211302000414.

It is not a de Polignac number, because 41400020311221 - 2² = 41400020311217 is a prime.

It is a super-2 number, since 2×41400020311221² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41400020311261) 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, 790986486 + ... + 791038823.

It is an arithmetic number, because the mean of its divisors is an integer number (2059796953620).

Almost surely, 2^{41400020311221} is an apocalyptic number.

It is an amenable number.

41400020311221 is a deficient number, since it is larger than the sum of its proper divisors (24513482204619).

41400020311221 is a wasteful number, since it uses less digits than its factorization.

41400020311221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582025397.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 41400020311221 its reverse (12211302000414), we get a palindrome (53611322311635).

The spelling of 41400020311221 in words is "forty-one trillion, four hundred billion, twenty million, three hundred eleven thousand, two hundred twenty-one".