400141443101 has 4 divisors (see below), whose sum is σ = 400146944604. Its totient is φ = 400135941600.

The previous prime is 400141443073. The next prime is 400141443103. The reversal of 400141443101 is 101344141004.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 47630880025 + 352510563076 = 218245^2 + 593726^2 .

It is a cyclic number.

It is not a de Polignac number, because 400141443101 - 2²⁶ = 400074334237 is a prime.

It is a super-2 number, since 2×400141443101² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400141443103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2640170 + ... + 2787611.

It is an arithmetic number, because the mean of its divisors is an integer number (100036736151).

Almost surely, 2^400141443101 is an apocalyptic number.

It is an amenable number.

400141443101 is a deficient number, since it is larger than the sum of its proper divisors (5501503).

400141443101 is an equidigital number, since it uses as much as digits as its factorization.

400141443101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5501502.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 400141443101 its reverse (101344141004), we get a palindrome (501485584105).

The spelling of 400141443101 in words is "four hundred billion, one hundred forty-one million, four hundred forty-three thousand, one hundred one".