11020203001 has 8 divisors (see below), whose sum is σ = 11051284608. Its totient is φ = 10989162000.

The previous prime is 11020202993. The next prime is 11020203011. The reversal of 11020203001 is 10030202011.

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 11020203001 - 2³ = 11020202993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11020203011) 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, 580896 + ... + 599566.

It is an arithmetic number, because the mean of its divisors is an integer number (1381410576).

Almost surely, 2^11020203001 is an apocalyptic number.

It is an amenable number.

11020203001 is a deficient number, since it is larger than the sum of its proper divisors (31081607).

11020203001 is a wasteful number, since it uses less digits than its factorization.

11020203001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20303.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 11020203001 its reverse (10030202011), we get a palindrome (21050405012).

The spelling of 11020203001 in words is "eleven billion, twenty million, two hundred three thousand, one".