211131323030230 has 128 divisors (see below), whose sum is σ = 392959048063104. Its totient is φ = 81614299852800.

The previous prime is 211131323030197. The next prime is 211131323030263. The reversal of 211131323030230 is 32030323131112.

It is an interprime number because it is at equal distance from previous prime (211131323030197) and next prime (211131323030263).

It is a junction number, because it is equal to n+sod(n) for n = 211131323030195 and 211131323030204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 40392444877 + ... + 40392450103.

It is an arithmetic number, because the mean of its divisors is an integer number (3069992562993).

Almost surely, 2^{211131323030230} is an apocalyptic number.

211131323030230 is a deficient number, since it is larger than the sum of its proper divisors (181827725032874).

211131323030230 is a wasteful number, since it uses less digits than its factorization.

211131323030230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6770.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 211131323030230 its reverse (32030323131112), we get a palindrome (243161646161342).

The spelling of 211131323030230 in words is "two hundred eleven trillion, one hundred thirty-one billion, three hundred twenty-three million, thirty thousand, two hundred thirty".