1021350412415 has 32 divisors (see below), whose sum is σ = 1242506393856. Its totient is φ = 805885516800.

The previous prime is 1021350412349. The next prime is 1021350412517. The reversal of 1021350412415 is 5142140531201.

It is a happy number.

It is not a de Polignac number, because 1021350412415 - 2²² = 1021346218111 is a prime.

It is a super-2 number, since 2×1021350412415² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 225810344 + ... + 225814866.

It is an arithmetic number, because the mean of its divisors is an integer number (38828324808).

Almost surely, 2^{1021350412415} is an apocalyptic number.

1021350412415 is a deficient number, since it is larger than the sum of its proper divisors (221155981441).

1021350412415 is a wasteful number, since it uses less digits than its factorization.

1021350412415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6119.

The product of its (nonzero) digits is 4800, while the sum is 29.

Adding to 1021350412415 its reverse (5142140531201), we get a palindrome (6163490943616).

The spelling of 1021350412415 in words is "one trillion, twenty-one billion, three hundred fifty million, four hundred twelve thousand, four hundred fifteen".