211020030330131 has 48 divisors (see below), whose sum is σ = 247742949603072. Its totient is φ = 179169013679040.

The previous prime is 211020030330121. The next prime is 211020030330169. The reversal of 211020030330131 is 131033030020112.

It is not a de Polignac number, because 211020030330131 - 2¹⁴ = 211020030313747 is a prime.

It is a super-2 number, since 2×211020030330131² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211020030330101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 363144440 + ... + 363725066.

It is an arithmetic number, because the mean of its divisors is an integer number (5161311450064).

Almost surely, 2^{211020030330131} is an apocalyptic number.

211020030330131 is a deficient number, since it is larger than the sum of its proper divisors (36722919272941).

211020030330131 is a wasteful number, since it uses less digits than its factorization.

211020030330131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583752 (or 583741 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 211020030330131 its reverse (131033030020112), we get a palindrome (342053060350243).

The spelling of 211020030330131 in words is "two hundred eleven trillion, twenty billion, thirty million, three hundred thirty thousand, one hundred thirty-one".