1001421053115 has 32 divisors (see below), whose sum is σ = 1832892773376. Its totient is φ = 457361769600.

The previous prime is 1001421053111. The next prime is 1001421053131. The reversal of 1001421053115 is 5113501241001.

It is not a de Polignac number, because 1001421053115 - 2² = 1001421053111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1001421053111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4374436 + ... + 4597665.

It is an arithmetic number, because the mean of its divisors is an integer number (57277899168).

Almost surely, 2^{1001421053115} is an apocalyptic number.

1001421053115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1001421053115 is a deficient number, since it is larger than the sum of its proper divisors (831471720261).

1001421053115 is a wasteful number, since it uses less digits than its factorization.

1001421053115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8973179.

The product of its (nonzero) digits is 600, while the sum is 24.

Adding to 1001421053115 its reverse (5113501241001), we get a palindrome (6114922294116).

The spelling of 1001421053115 in words is "one trillion, one billion, four hundred twenty-one million, fifty-three thousand, one hundred fifteen".