1010012111223 has 4 divisors (see below), whose sum is σ = 1346682814968. Its totient is φ = 673341407480.

The previous prime is 1010012111221. The next prime is 1010012111231. The reversal of 1010012111223 is 3221112100101.

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 1010012111223 - 2¹ = 1010012111221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010012111221) 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, 168335351868 + ... + 168335351873.

It is an arithmetic number, because the mean of its divisors is an integer number (336670703742).

Almost surely, 2^{1010012111223} is an apocalyptic number.

1010012111223 is a deficient number, since it is larger than the sum of its proper divisors (336670703745).

1010012111223 is an equidigital number, since it uses as much as digits as its factorization.

1010012111223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336670703744.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1010012111223 its reverse (3221112100101), we get a palindrome (4231124211324).

The spelling of 1010012111223 in words is "one trillion, ten billion, twelve million, one hundred eleven thousand, two hundred twenty-three".