1001220100102 has 16 divisors (see below), whose sum is σ = 1645006656960. Its totient is φ = 454915420288.

The previous prime is 1001220100099. The next prime is 1001220100109. The reversal of 1001220100102 is 2010010221001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001220100109) 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, 507717118 + ... + 507719089.

It is an arithmetic number, because the mean of its divisors is an integer number (102812916060).

Almost surely, 2^{1001220100102} is an apocalyptic number.

1001220100102 is a deficient number, since it is larger than the sum of its proper divisors (643786556858).

1001220100102 is a wasteful number, since it uses less digits than its factorization.

1001220100102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015436255.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1001220100102 its reverse (2010010221001), we get a palindrome (3011230321103).

The spelling of 1001220100102 in words is "one trillion, one billion, two hundred twenty million, one hundred thousand, one hundred two".