121211032234 has 4 divisors (see below), whose sum is σ = 181816548354. Its totient is φ = 60605516116.

The previous prime is 121211032219. The next prime is 121211032259. The reversal of 121211032234 is 432230112121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 116961948009 + 4249084225 = 341997^2 + 65185^2 .

It is a super-2 number, since 2×121211032234² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30302758057 + ... + 30302758060.

Almost surely, 2^121211032234 is an apocalyptic number.

121211032234 is a deficient number, since it is larger than the sum of its proper divisors (60605516120).

121211032234 is an equidigital number, since it uses as much as digits as its factorization.

121211032234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60605516119.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 121211032234 its reverse (432230112121), we get a palindrome (553441144355).

The spelling of 121211032234 in words is "one hundred twenty-one billion, two hundred eleven million, thirty-two thousand, two hundred thirty-four".