1002231214505 has 16 divisors (see below), whose sum is σ = 1206674236560. Its totient is φ = 799122143232.

The previous prime is 1002231214493. The next prime is 1002231214519. The reversal of 1002231214505 is 5054121322001.

1002231214505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 107914878016 + 894316336489 = 328504^2 + 945683^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002231214505 - 2³⁸ = 727353307561 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4709951 + ... + 4918139.

It is an arithmetic number, because the mean of its divisors is an integer number (75417139785).

Almost surely, 2^{1002231214505} is an apocalyptic number.

It is an amenable number.

1002231214505 is a deficient number, since it is larger than the sum of its proper divisors (204443022055).

1002231214505 is a wasteful number, since it uses less digits than its factorization.

1002231214505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211388.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 1002231214505 its reverse (5054121322001), we get a palindrome (6056352536506).

The spelling of 1002231214505 in words is "one trillion, two billion, two hundred thirty-one million, two hundred fourteen thousand, five hundred five".