120157211234 has 4 divisors (see below), whose sum is σ = 180235816854. Its totient is φ = 60078605616.

The previous prime is 120157211227. The next prime is 120157211257. The reversal of 120157211234 is 432112751021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 432112751021 = 7 ⋅61730393003.

It can be written as a sum of positive squares in only one way, i.e., 119096080609 + 1061130625 = 345103^2 + 32575^2 .

It is a junction number, because it is equal to n+sod(n) for n = 120157211197 and 120157211206.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30039302807 + ... + 30039302810.

Almost surely, 2^120157211234 is an apocalyptic number.

120157211234 is a deficient number, since it is larger than the sum of its proper divisors (60078605620).

120157211234 is an equidigital number, since it uses as much as digits as its factorization.

120157211234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60078605619.

The product of its (nonzero) digits is 3360, while the sum is 29.

Adding to 120157211234 its reverse (432112751021), we get a palindrome (552269962255).

The spelling of 120157211234 in words is "one hundred twenty billion, one hundred fifty-seven million, two hundred eleven thousand, two hundred thirty-four".