151210422 has 64 divisors (see below), whose sum is σ = 368294400. Its totient is φ = 45606240.

The previous prime is 151210387. The next prime is 151210439. The reversal of 151210422 is 224012151.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 151210395 and 151210404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 164079 + ... + 164997.

It is an arithmetic number, because the mean of its divisors is an integer number (5754600).

Almost surely, 2^151210422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 151210422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184147200).

151210422 is an abundant number, since it is smaller than the sum of its proper divisors (217083978).

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

151210422 is a wasteful number, since it uses less digits than its factorization.

151210422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1218 (or 1212 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 151210422 is about 12296.7646964557. The cubic root of 151210422 is about 532.7546411552.

Adding to 151210422 its reverse (224012151), we get a palindrome (375222573).

The spelling of 151210422 in words is "one hundred fifty-one million, two hundred ten thousand, four hundred twenty-two".