1023350211111 has 16 divisors (see below), whose sum is σ = 1369925649920. Its totient is φ = 679505682240.

The previous prime is 1023350211067. The next prime is 1023350211133. The reversal of 1023350211111 is 1111120533201.

It is not a de Polignac number, because 1023350211111 - 2⁹ = 1023350210599 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 (1023350211161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2456451 + ... + 2842683.

It is an arithmetic number, because the mean of its divisors is an integer number (85620353120).

Almost surely, 2^{1023350211111} is an apocalyptic number.

1023350211111 is a deficient number, since it is larger than the sum of its proper divisors (346575438809).

1023350211111 is a wasteful number, since it uses less digits than its factorization.

1023350211111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389766.

The product of its (nonzero) digits is 180, while the sum is 21.

Adding to 1023350211111 its reverse (1111120533201), we get a palindrome (2134470744312).

The spelling of 1023350211111 in words is "one trillion, twenty-three billion, three hundred fifty million, two hundred eleven thousand, one hundred eleven".