1200041442431 has 4 divisors (see below), whose sum is σ = 1292352322632. Its totient is φ = 1107730562232.

The previous prime is 1200041442421. The next prime is 1200041442433. The reversal of 1200041442431 is 1342441400021.

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

It is a cyclic number.

It is not a de Polignac number, because 1200041442431 - 2¹⁴ = 1200041426047 is a prime.

It is a super-2 number, since 2×1200041442431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1200041442431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200041442433) 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, 46155440081 + ... + 46155440106.

It is an arithmetic number, because the mean of its divisors is an integer number (323088080658).

Almost surely, 2^{1200041442431} is an apocalyptic number.

1200041442431 is a deficient number, since it is larger than the sum of its proper divisors (92310880201).

1200041442431 is an equidigital number, since it uses as much as digits as its factorization.

1200041442431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92310880200.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 1200041442431 its reverse (1342441400021), we get a palindrome (2542482842452).

The spelling of 1200041442431 in words is "one trillion, two hundred billion, forty-one million, four hundred forty-two thousand, four hundred thirty-one".