10215323211 has 16 divisors (see below), whose sum is σ = 13734572544. Its totient is φ = 6753251904.

The previous prime is 10215323207. The next prime is 10215323213. The reversal of 10215323211 is 11232351201.

It is not a de Polignac number, because 10215323211 - 2² = 10215323207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10215323213) 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, 384586 + ... + 410288.

It is an arithmetic number, because the mean of its divisors is an integer number (858410784).

Almost surely, 2^10215323211 is an apocalyptic number.

10215323211 is a deficient number, since it is larger than the sum of its proper divisors (3519249333).

10215323211 is a wasteful number, since it uses less digits than its factorization.

10215323211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26810.

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 10215323211 its reverse (11232351201), we get a palindrome (21447674412).

The spelling of 10215323211 in words is "ten billion, two hundred fifteen million, three hundred twenty-three thousand, two hundred eleven".