20213002011 has 8 divisors (see below), whose sum is σ = 26954104320. Its totient is φ = 13473617192.

The previous prime is 20213002003. The next prime is 20213002063. The reversal of 20213002011 is 11020031202.

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 20213002011 - 2³ = 20213002003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20213002081) 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, 401655 + ... + 449168.

It is an arithmetic number, because the mean of its divisors is an integer number (3369263040).

Almost surely, 2^20213002011 is an apocalyptic number.

20213002011 is a deficient number, since it is larger than the sum of its proper divisors (6741102309).

20213002011 is an equidigital number, since it uses as much as digits as its factorization.

20213002011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858745.

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

Adding to 20213002011 its reverse (11020031202), we get a palindrome (31233033213).

The spelling of 20213002011 in words is "twenty billion, two hundred thirteen million, two thousand, eleven".