211421100302 has 16 divisors (see below), whose sum is σ = 318605910192. Its totient is φ = 105220167360.

The previous prime is 211421100277. The next prime is 211421100307. The reversal of 211421100302 is 203001124112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211421100307) 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, 149648 + ... + 667260.

It is an arithmetic number, because the mean of its divisors is an integer number (19912869387).

Almost surely, 2^211421100302 is an apocalyptic number.

211421100302 is a deficient number, since it is larger than the sum of its proper divisors (107184809890).

211421100302 is a wasteful number, since it uses less digits than its factorization.

211421100302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518563.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 211421100302 its reverse (203001124112), we get a palindrome (414422224414).

The spelling of 211421100302 in words is "two hundred eleven billion, four hundred twenty-one million, one hundred thousand, three hundred two".