20162210151 has 4 divisors (see below), whose sum is σ = 26882946872. Its totient is φ = 13441473432.

The previous prime is 20162210147. The next prime is 20162210219. The reversal of 20162210151 is 15101226102.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 20162210151 - 2² = 20162210147 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20162218151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3360368356 + ... + 3360368361.

It is an arithmetic number, because the mean of its divisors is an integer number (6720736718).

Almost surely, 2^20162210151 is an apocalyptic number.

20162210151 is a deficient number, since it is larger than the sum of its proper divisors (6720736721).

20162210151 is an equidigital number, since it uses as much as digits as its factorization.

20162210151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6720736720.

The product of its (nonzero) digits is 240, while the sum is 21.

Adding to 20162210151 its reverse (15101226102), we get a palindrome (35263436253).

The spelling of 20162210151 in words is "twenty billion, one hundred sixty-two million, two hundred ten thousand, one hundred fifty-one".