150221000211211 has 4 divisors (see below), whose sum is σ = 158127368643400. Its totient is φ = 142314631779024.

The previous prime is 150221000211181. The next prime is 150221000211241. The reversal of 150221000211211 is 112112000122051.

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

It is an interprime number because it is at equal distance from previous prime (150221000211181) and next prime (150221000211241).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150221000211211 is a prime.

It is a super-2 number, since 2×150221000211211² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 7906368432169 = 150221000211211 / (1 + 5 + 0 + 2 + 2 + 1 + 0 + 0 + 0 + 2 + 1 + 1 + 2 + 1 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150221000211241) 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, 3953184216066 + ... + 3953184216103.

It is an arithmetic number, because the mean of its divisors is an integer number (39531842160850).

Almost surely, 2^{150221000211211} is an apocalyptic number.

150221000211211 is a deficient number, since it is larger than the sum of its proper divisors (7906368432189).

150221000211211 is an equidigital number, since it uses as much as digits as its factorization.

150221000211211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7906368432188.

The product of its (nonzero) digits is 80, while the sum is 19.

Adding to 150221000211211 its reverse (112112000122051), we get a palindrome (262333000333262).

The spelling of 150221000211211 in words is "one hundred fifty trillion, two hundred twenty-one billion, two hundred eleven thousand, two hundred eleven".