1202010100109 has 16 divisors (see below), whose sum is σ = 1566420403968. Its totient is φ = 895097371392.

The previous prime is 1202010100097. The next prime is 1202010100121. The reversal of 1202010100109 is 9010010102021.

It is an interprime number because it is at equal distance from previous prime (1202010100097) and next prime (1202010100121).

It is not a de Polignac number, because 1202010100109 - 2²⁸ = 1201741664653 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202010100189) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 388495577 + ... + 388498670.

It is an arithmetic number, because the mean of its divisors is an integer number (97901275248).

Almost surely, 2^{1202010100109} is an apocalyptic number.

It is an amenable number.

1202010100109 is a deficient number, since it is larger than the sum of its proper divisors (364410303859).

1202010100109 is a wasteful number, since it uses less digits than its factorization.

1202010100109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776994284.

The product of its (nonzero) digits is 36, while the sum is 17.

The spelling of 1202010100109 in words is "one trillion, two hundred two billion, ten million, one hundred thousand, one hundred nine".