1202021102 has 8 divisors (see below), whose sum is σ = 1803178800. Its totient is φ = 600961504.

The previous prime is 1202021053. The next prime is 1202021113. The reversal of 1202021102 is 2011202021.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35174 + ... + 60342.

It is an arithmetic number, because the mean of its divisors is an integer number (225397350).

Almost surely, 2^1202021102 is an apocalyptic number.

1202021102 is a deficient number, since it is larger than the sum of its proper divisors (601157698).

1202021102 is a wasteful number, since it uses less digits than its factorization.

1202021102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49050.

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

The square root of 1202021102 is about 34670.1759730175. The cubic root of 1202021102 is about 1063.2548293791.

Adding to 1202021102 its reverse (2011202021), we get a palindrome (3213223123).

The spelling of 1202021102 in words is "one billion, two hundred two million, twenty-one thousand, one hundred two".