1042201145215 has 4 divisors (see below), whose sum is σ = 1250641374264. Its totient is φ = 833760916168.

The previous prime is 1042201145213. The next prime is 1042201145221. The reversal of 1042201145215 is 5125411022401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1042201145215 - 2¹ = 1042201145213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042201145213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104220114517 + ... + 104220114526.

It is an arithmetic number, because the mean of its divisors is an integer number (312660343566).

Almost surely, 2^{1042201145215} is an apocalyptic number.

1042201145215 is a deficient number, since it is larger than the sum of its proper divisors (208440229049).

1042201145215 is an equidigital number, since it uses as much as digits as its factorization.

1042201145215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208440229048.

The product of its (nonzero) digits is 3200, while the sum is 28.

Adding to 1042201145215 its reverse (5125411022401), we get a palindrome (6167612167616).

The spelling of 1042201145215 in words is "one trillion, forty-two billion, two hundred one million, one hundred forty-five thousand, two hundred fifteen".