42113211 has 32 divisors (see below), whose sum is σ = 66316800. Its totient is φ = 23272704.

The previous prime is 42113173. The next prime is 42113219. The reversal of 42113211 is 11231124.

42113211 = T₁₃₇₈ + T₁₃₇₉ + ... + T₁₄₂₀.

It is not a de Polignac number, because 42113211 - 2¹⁴ = 42096827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42113219) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134391 + ... + 134703.

It is an arithmetic number, because the mean of its divisors is an integer number (2072400).

Almost surely, 2^42113211 is an apocalyptic number.

42113211 is a deficient number, since it is larger than the sum of its proper divisors (24203589).

42113211 is a wasteful number, since it uses less digits than its factorization.

42113211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515.

The product of its digits is 48, while the sum is 15.

The square root of 42113211 is about 6489.4692386974. The cubic root of 42113211 is about 347.9147052818.

Adding to 42113211 its reverse (11231124), we get a palindrome (53344335).

It can be divided in two parts, 42113 and 211, that added together give a palindrome (42324).

The spelling of 42113211 in words is "forty-two million, one hundred thirteen thousand, two hundred eleven".