211103121331030 has 128 divisors (see below), whose sum is σ = 430178496814080. Its totient is φ = 74194528573440.

The previous prime is 211103121331001. The next prime is 211103121331073. The reversal of 211103121331030 is 30133121301112.

It is a junction number, because it is equal to n+sod(n) for n = 211103121330992 and 211103121331010.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 25590514 + ... + 32818906.

It is an arithmetic number, because the mean of its divisors is an integer number (3360769506360).

Almost surely, 2^{211103121331030} is an apocalyptic number.

211103121331030 is an abundant number, since it is smaller than the sum of its proper divisors (219075375483050).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211103121331030 is a wasteful number, since it uses less digits than its factorization.

211103121331030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7228646.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 211103121331030 its reverse (30133121301112), we get a palindrome (241236242632142).

The spelling of 211103121331030 in words is "two hundred eleven trillion, one hundred three billion, one hundred twenty-one million, three hundred thirty-one thousand, thirty".