211104742 has 16 divisors (see below), whose sum is σ = 336444192. Its totient is φ = 98999680.

The previous prime is 211104667. The next prime is 211104767. The reversal of 211104742 is 247401112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 634 + ... + 20557.

It is an arithmetic number, because the mean of its divisors is an integer number (21027762).

Almost surely, 2^211104742 is an apocalyptic number.

211104742 is a deficient number, since it is larger than the sum of its proper divisors (125339450).

211104742 is a wasteful number, since it uses less digits than its factorization.

211104742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21503.

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 211104742 is about 14529.4439673375. The cubic root of 211104742 is about 595.4326744854.

Adding to 211104742 its reverse (247401112), we get a palindrome (458505854).

It can be divided in two parts, 21110 and 4742, that added together give a palindrome (25852).

The spelling of 211104742 in words is "two hundred eleven million, one hundred four thousand, seven hundred forty-two".