1011443051050 has 12 divisors (see below), whose sum is σ = 1881284075046. Its totient is φ = 404577220400.

The previous prime is 1011443050997. The next prime is 1011443051119. The reversal of 1011443051050 is 501503441101.

It can be written as a sum of positive squares in 3 ways, for example, as 599167335481 + 412275715569 = 774059^2 + 642087^2 .

It is a super-2 number, since 2×1011443051050² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10114430461 + ... + 10114430560.

Almost surely, 2^{1011443051050} is an apocalyptic number.

1011443051050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011443051050 is a deficient number, since it is larger than the sum of its proper divisors (869841023996).

1011443051050 is a wasteful number, since it uses less digits than its factorization.

1011443051050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20228861033 (or 20228861028 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 1011443051050 its reverse (501503441101), we get a palindrome (1512946492151).

The spelling of 1011443051050 in words is "one trillion, eleven billion, four hundred forty-three million, fifty-one thousand, fifty".