1431202222141 has 4 divisors (see below), whose sum is σ = 1431256140412. Its totient is φ = 1431148303872.

The previous prime is 1431202222081. The next prime is 1431202222159. The reversal of 1431202222141 is 1412222021341.

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 1016396667225 + 414805554916 = 1008165^2 + 644054^2 .

It is a cyclic number.

It is not a de Polignac number, because 1431202222141 - 2⁹ = 1431202221629 is a prime.

It is a super-2 number, since 2×1431202222141² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1431202262141) 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, 26919300 + ... + 26972413.

It is an arithmetic number, because the mean of its divisors is an integer number (357814035103).

Almost surely, 2^{1431202222141} is an apocalyptic number.

It is an amenable number.

1431202222141 is a deficient number, since it is larger than the sum of its proper divisors (53918271).

1431202222141 is an equidigital number, since it uses as much as digits as its factorization.

1431202222141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53918270.

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

Adding to 1431202222141 its reverse (1412222021341), we get a palindrome (2843424243482).

The spelling of 1431202222141 in words is "one trillion, four hundred thirty-one billion, two hundred two million, two hundred twenty-two thousand, one hundred forty-one".