1501222215330 has 64 divisors (see below), whose sum is σ = 4004235993600. Its totient is φ = 400228248960.

The previous prime is 1501222215301. The next prime is 1501222215347. The reversal of 1501222215330 is 335122221051.

1501222215330 is a `hidden beast` number, since 1 + 5 + 0 + 122 + 2 + 2 + 1 + 533 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1501222215294 and 1501222215303.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 433726 + ... + 1786214.

It is an arithmetic number, because the mean of its divisors is an integer number (62566187400).

Almost surely, 2^{1501222215330} is an apocalyptic number.

1501222215330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1501222215330 is an abundant number, since it is smaller than the sum of its proper divisors (2503013778270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1501222215330 is a wasteful number, since it uses less digits than its factorization.

1501222215330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356616 (or 1356610 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 1501222215330 its reverse (335122221051), we get a palindrome (1836344436381).

The spelling of 1501222215330 in words is "one trillion, five hundred one billion, two hundred twenty-two million, two hundred fifteen thousand, three hundred thirty".