1000202102 has 16 divisors (see below), whose sum is σ = 1561222080.
Its totient is φ = 480189192.
The previous prime is 1000202101. The next prime is 1000202107. The reversal of 1000202102 is 2012020001.
Adding to 1000202102 its reverse (2012020001), we get a palindrome (3012222103).
It is a self number, because there is not a number n which added to its sum of digits gives 1000202102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1000202101) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93488 + ... + 103635.
It is an arithmetic number, because the mean of its divisors is an integer number (97576380).
Almost surely, 21000202102 is an apocalyptic number.
1000202102 is a deficient number, since it is larger than the sum of its proper divisors (561019978).
1000202102 is a wasteful number, since it uses less digits than its factorization.
1000202102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 197227.
The product of its (nonzero) digits is 8, while the sum is 8.
The square root of 1000202102 is about 31625.9719534436.
The cubic root of 1000202102 is about 1000.0673627955.
The spelling of 1000202102 in words is "one billion, two hundred two thousand, one hundred two".