1210022012002 has 4 divisors (see below), whose sum is σ = 1815033018006. Its totient is φ = 605011006000.

The previous prime is 1210022011981. The next prime is 1210022012027. The reversal of 1210022012002 is 2002102200121.

It is a happy number.

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., 860458456881 + 349563555121 = 927609^2 + 591239^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302505502999 + ... + 302505503002.

Almost surely, 2^{1210022012002} is an apocalyptic number.

1210022012002 is a deficient number, since it is larger than the sum of its proper divisors (605011006004).

1210022012002 is an equidigital number, since it uses as much as digits as its factorization.

1210022012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605011006003.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1210022012002 its reverse (2002102200121), we get a palindrome (3212124212123).

The spelling of 1210022012002 in words is "one trillion, two hundred ten billion, twenty-two million, twelve thousand, two".