211402422303 has 8 divisors (see below), whose sum is σ = 282721468416. Its totient is φ = 140509162200.

The previous prime is 211402422227. The next prime is 211402422307. The reversal of 211402422303 is 303224204112.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 211402422303 - 2²¹ = 211400325151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211402422307) 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, 106445343 + ... + 106447328.

It is an arithmetic number, because the mean of its divisors is an integer number (35340183552).

Almost surely, 2^211402422303 is an apocalyptic number.

211402422303 is a deficient number, since it is larger than the sum of its proper divisors (71319046113).

211402422303 is a wasteful number, since it uses less digits than its factorization.

211402422303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212893005.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 211402422303 its reverse (303224204112), we get a palindrome (514626626415).

The spelling of 211402422303 in words is "two hundred eleven billion, four hundred two million, four hundred twenty-two thousand, three hundred three".