1202102012 has 6 divisors (see below), whose sum is σ = 2103678528. Its totient is φ = 601051004.

The previous prime is 1202101987. The next prime is 1202102021. The reversal of 1202102012 is 2102012021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1202101984 and 1202102002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150262748 + ... + 150262755.

It is an arithmetic number, because the mean of its divisors is an integer number (350613088).

Almost surely, 2^1202102012 is an apocalyptic number.

It is an amenable number.

1202102012 is a deficient number, since it is larger than the sum of its proper divisors (901576516).

1202102012 is a wasteful number, since it uses less digits than its factorization.

1202102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300525507 (or 300525505 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1202102012 is about 34671.3428064158. The cubic root of 1202102012 is about 1063.2786853159.

Adding to 1202102012 its reverse (2102012021), we get a palindrome (3304114033).

The spelling of 1202102012 in words is "one billion, two hundred two million, one hundred two thousand, twelve".