11220002023 has 8 divisors (see below), whose sum is σ = 11959736400. Its totient is φ = 10489127040.

The previous prime is 11220001981. The next prime is 11220002041. The reversal of 11220002023 is 32020002211.

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

It is a cyclic number.

It is not a de Polignac number, because 11220002023 - 2²¹ = 11217904871 is a prime.

It is a super-2 number, since 2×11220002023² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11220001994 and 11220002012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11220003023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2212233 + ... + 2217298.

It is an arithmetic number, because the mean of its divisors is an integer number (1494967050).

Almost surely, 2^11220002023 is an apocalyptic number.

11220002023 is a deficient number, since it is larger than the sum of its proper divisors (739734377).

11220002023 is a wasteful number, since it uses less digits than its factorization.

11220002023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4429697.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 11220002023 its reverse (32020002211), we get a palindrome (43240004234).

The spelling of 11220002023 in words is "eleven billion, two hundred twenty million, two thousand, twenty-three".