1111234223001 has 96 divisors (see below), whose sum is σ = 1754347714560. Its totient is φ = 623770646016.

The previous prime is 1111234222991. The next prime is 1111234223069. The reversal of 1111234223001 is 1003224321111.

It is not a de Polignac number, because 1111234223001 - 2⁶ = 1111234222937 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (1111234223101) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1495604236 + ... + 1495604978.

It is an arithmetic number, because the mean of its divisors is an integer number (18274455360).

Almost surely, 2^{1111234223001} is an apocalyptic number.

It is an amenable number.

1111234223001 is a deficient number, since it is larger than the sum of its proper divisors (643113491559).

1111234223001 is a wasteful number, since it uses less digits than its factorization.

1111234223001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1555 (or 1548 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1111234223001 its reverse (1003224321111), we get a palindrome (2114458544112).

The spelling of 1111234223001 in words is "one trillion, one hundred eleven billion, two hundred thirty-four million, two hundred twenty-three thousand, one".