211421110341 has 8 divisors (see below), whose sum is σ = 322165501504. Its totient is φ = 120812063040.

The previous prime is 211421110279. The next prime is 211421110349. The reversal of 211421110341 is 143011124112.

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

It is not a de Polignac number, because 211421110341 - 2²³ = 211412721733 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 10067671921 = 211421110341 / (2 + 1 + 1 + 4 + 2 + 1 + 1 + 1 + 0 + 3 + 4 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211421110349) 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, 5033835940 + ... + 5033835981.

It is an arithmetic number, because the mean of its divisors is an integer number (40270687688).

Almost surely, 2^211421110341 is an apocalyptic number.

211421110341 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

211421110341 is a deficient number, since it is larger than the sum of its proper divisors (110744391163).

211421110341 is a wasteful number, since it uses less digits than its factorization.

211421110341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10067671931.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 211421110341 its reverse (143011124112), we get a palindrome (354432234453).

The spelling of 211421110341 in words is "two hundred eleven billion, four hundred twenty-one million, one hundred ten thousand, three hundred forty-one".