1111300201231 has 4 divisors (see below), whose sum is σ = 1212327492264. Its totient is φ = 1010272910200.

The previous prime is 1111300201183. The next prime is 1111300201367. The reversal of 1111300201231 is 1321020031111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1111300201231 - 2⁹ = 1111300200719 is a prime.

It is a super-2 number, since 2×1111300201231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111300201831) 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, 50513645500 + ... + 50513645521.

It is an arithmetic number, because the mean of its divisors is an integer number (303081873066).

Almost surely, 2^{1111300201231} is an apocalyptic number.

1111300201231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1111300201231 is a deficient number, since it is larger than the sum of its proper divisors (101027291033).

1111300201231 is a wasteful number, since it uses less digits than its factorization.

1111300201231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101027291032.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1111300201231 its reverse (1321020031111), we get a palindrome (2432320232342).

The spelling of 1111300201231 in words is "one trillion, one hundred eleven billion, three hundred million, two hundred one thousand, two hundred thirty-one".