234211217951 has 2 divisors, whose sum is σ = 234211217952. Its totient is φ = 234211217950.

The previous prime is 234211217927. The next prime is 234211217969. The reversal of 234211217951 is 159712112432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 234211217951 - 2¹⁰ = 234211216927 is a prime.

It is a super-2 number, since 2×234211217951² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234211217921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117105608975 + 117105608976.

It is an arithmetic number, because the mean of its divisors is an integer number (117105608976).

Almost surely, 2^234211217951 is an apocalyptic number.

234211217951 is a deficient number, since it is larger than the sum of its proper divisors (1).

234211217951 is an equidigital number, since it uses as much as digits as its factorization.

234211217951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 38.

The spelling of 234211217951 in words is "two hundred thirty-four billion, two hundred eleven million, two hundred seventeen thousand, nine hundred fifty-one".