1022400205151 has 8 divisors (see below), whose sum is σ = 1126652105040. Its totient is φ = 921806266752.

The previous prime is 1022400205097. The next prime is 1022400205187. The reversal of 1022400205151 is 1515020042201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1022400205151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022400205951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 914489786 + ... + 914490903.

It is an arithmetic number, because the mean of its divisors is an integer number (140831513130).

Almost surely, 2^{1022400205151} is an apocalyptic number.

1022400205151 is a deficient number, since it is larger than the sum of its proper divisors (104251899889).

1022400205151 is a wasteful number, since it uses less digits than its factorization.

1022400205151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1828980745.

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 1022400205151 its reverse (1515020042201), we get a palindrome (2537420247352).

The spelling of 1022400205151 in words is "one trillion, twenty-two billion, four hundred million, two hundred five thousand, one hundred fifty-one".