1512022002 has 8 divisors (see below), whose sum is σ = 3024044016. Its totient is φ = 504007332.

The previous prime is 1512021997. The next prime is 1512022003. The reversal of 1512022002 is 2002202151.

It is a sphenic number, since it is the product of 3 distinct primes.

1512022002 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1512022003) 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, 126001828 + ... + 126001839.

It is an arithmetic number, because the mean of its divisors is an integer number (378005502).

Almost surely, 2^1512022002 is an apocalyptic number.

1512022002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1512022002 is a wasteful number, since it uses less digits than its factorization.

1512022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252003672.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 1512022002 is about 38884.7271046101. The cubic root of 1512022002 is about 1147.7642768735.

Adding to 1512022002 its reverse (2002202151), we get a palindrome (3514224153).

The spelling of 1512022002 in words is "one billion, five hundred twelve million, twenty-two thousand, two".