1050021050497 has 4 divisors (see below), whose sum is σ = 1052108568000. Its totient is φ = 1047933532996.

The previous prime is 1050021050483. The next prime is 1050021050569. The reversal of 1050021050497 is 7940501200501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1050021050497 - 2⁷ = 1050021050369 is a prime.

It is a super-2 number, since 2×1050021050497² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1050021054497) 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, 1043757997 + ... + 1043759002.

It is an arithmetic number, because the mean of its divisors is an integer number (263027142000).

Almost surely, 2^{1050021050497} is an apocalyptic number.

It is an amenable number.

1050021050497 is a deficient number, since it is larger than the sum of its proper divisors (2087517503).

1050021050497 is an equidigital number, since it uses as much as digits as its factorization.

1050021050497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2087517502.

The product of its (nonzero) digits is 12600, while the sum is 34.

Adding to 1050021050497 its reverse (7940501200501), we get a palindrome (8990522250998).

The spelling of 1050021050497 in words is "one trillion, fifty billion, twenty-one million, fifty thousand, four hundred ninety-seven".