1201444201042 has 16 divisors (see below), whose sum is σ = 1897141816800. Its totient is φ = 569067750720.

The previous prime is 1201444201031. The next prime is 1201444201057. The reversal of 1201444201042 is 2401024441021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1201444200998 and 1201444201016.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 448567 + ... + 1613722.

It is an arithmetic number, because the mean of its divisors is an integer number (118571363550).

Almost surely, 2^{1201444201042} is an apocalyptic number.

1201444201042 is a deficient number, since it is larger than the sum of its proper divisors (695697615758).

1201444201042 is a wasteful number, since it uses less digits than its factorization.

1201444201042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2077641.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 1201444201042 its reverse (2401024441021), we get a palindrome (3602468642063).

The spelling of 1201444201042 in words is "one trillion, two hundred one billion, four hundred forty-four million, two hundred one thousand, forty-two".