11020023201 has 16 divisors (see below), whose sum is σ = 16088725440. Its totient is φ = 6653968320.

The previous prime is 11020023191. The next prime is 11020023211. The reversal of 11020023201 is 10232002011.

It is an interprime number because it is at equal distance from previous prime (11020023191) and next prime (11020023211).

It is not a de Polignac number, because 11020023201 - 2¹⁴ = 11020006817 is a prime.

It is a super-2 number, since 2×11020023201² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11020023211) 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, 611830 + ... + 629583.

It is an arithmetic number, because the mean of its divisors is an integer number (1005545340).

Almost surely, 2^11020023201 is an apocalyptic number.

11020023201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11020023201 is a deficient number, since it is larger than the sum of its proper divisors (5068702239).

11020023201 is a wasteful number, since it uses less digits than its factorization.

11020023201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241696.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 11020023201 its reverse (10232002011), we get a palindrome (21252025212).

The spelling of 11020023201 in words is "eleven billion, twenty million, twenty-three thousand, two hundred one".