1031023211198 has 8 divisors (see below), whose sum is σ = 1546658547408. Its totient is φ = 515470362064.

The previous prime is 1031023211189. The next prime is 1031023211221. The reversal of 1031023211198 is 8911123201301.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20590511 + ... + 20640522.

It is an arithmetic number, because the mean of its divisors is an integer number (193332318426).

Almost surely, 2^{1031023211198} is an apocalyptic number.

1031023211198 is a deficient number, since it is larger than the sum of its proper divisors (515635336210).

1031023211198 is a wasteful number, since it uses less digits than its factorization.

1031023211198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41243538.

The product of its (nonzero) digits is 2592, while the sum is 32.

Adding to 1031023211198 its reverse (8911123201301), we get a palindrome (9942146412499).

The spelling of 1031023211198 in words is "one trillion, thirty-one billion, twenty-three million, two hundred eleven thousand, one hundred ninety-eight".