151000721103 has 8 divisors (see below), whose sum is σ = 213177488688. Its totient is φ = 94745550464.

The previous prime is 151000721101. The next prime is 151000721159. The reversal of 151000721103 is 301127000151.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 151000721103 - 2¹ = 151000721101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 151000721103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151000721101) 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 in 7 ways as a sum of consecutive naturals, for example, 1480399176 + ... + 1480399277.

It is an arithmetic number, because the mean of its divisors is an integer number (26647186086).

Almost surely, 2^151000721103 is an apocalyptic number.

151000721103 is a deficient number, since it is larger than the sum of its proper divisors (62176767585).

151000721103 is a wasteful number, since it uses less digits than its factorization.

151000721103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2960798473.

The product of its (nonzero) digits is 210, while the sum is 21.

Adding to 151000721103 its reverse (301127000151), we get a palindrome (452127721254).

The spelling of 151000721103 in words is "one hundred fifty-one billion, seven hundred twenty-one thousand, one hundred three".