1201016015 has 8 divisors (see below), whose sum is σ = 1474736208. Its totient is φ = 938468160.

The previous prime is 1201015979. The next prime is 1201016021. The reversal of 1201016015 is 5106101021.

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

It is not a de Polignac number, because 1201016015 - 2¹² = 1201011919 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1201015984 and 1201016002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2792846 + ... + 2793275.

It is an arithmetic number, because the mean of its divisors is an integer number (184342026).

Almost surely, 2^1201016015 is an apocalyptic number.

1201016015 is a deficient number, since it is larger than the sum of its proper divisors (273720193).

1201016015 is an equidigital number, since it uses as much as digits as its factorization.

1201016015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5586169.

The product of its (nonzero) digits is 60, while the sum is 17.

The square root of 1201016015 is about 34655.6779619156. The cubic root of 1201016015 is about 1062.9583948704.

Adding to 1201016015 its reverse (5106101021), we get a palindrome (6307117036).

The spelling of 1201016015 in words is "one billion, two hundred one million, sixteen thousand, fifteen".