1001233212002 has 4 divisors (see below), whose sum is σ = 1501849818006. Its totient is φ = 500616606000.

The previous prime is 1001233211989. The next prime is 1001233212011. The reversal of 1001233212002 is 2002123321001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 949808125561 + 51425086441 = 974581^2 + 226771^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250308302999 + ... + 250308303002.

Almost surely, 2^{1001233212002} is an apocalyptic number.

1001233212002 is a deficient number, since it is larger than the sum of its proper divisors (500616606004).

1001233212002 is an equidigital number, since it uses as much as digits as its factorization.

1001233212002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500616606003.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1001233212002 its reverse (2002123321001), we get a palindrome (3003356533003).

The spelling of 1001233212002 in words is "one trillion, one billion, two hundred thirty-three million, two hundred twelve thousand, two".