151101216 has 144 divisors (see below), whose sum is σ = 494702208. Its totient is φ = 42854400.

The previous prime is 151101179. The next prime is 151101221. The reversal of 151101216 is 612101151.

It is a happy number.

151101216 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (144).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 485701 + ... + 486011.

It is an arithmetic number, because the mean of its divisors is an integer number (3435432).

Almost surely, 2^151101216 is an apocalyptic number.

151101216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 151101216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247351104).

151101216 is an abundant number, since it is smaller than the sum of its proper divisors (343600992).

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

151101216 is a wasteful number, since it uses less digits than its factorization.

151101216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575 (or 564 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 18.

The square root of 151101216 is about 12292.3234581588. The cubic root of 151101216 is about 532.6263563137.

Adding to 151101216 its reverse (612101151), we get a palindrome (763202367).

The spelling of 151101216 in words is "one hundred fifty-one million, one hundred one thousand, two hundred sixteen".