100203202012012 has 48 divisors (see below), whose sum is σ = 199616345510400. Its totient is φ = 43566159605760.

The previous prime is 100203202011977. The next prime is 100203202012033. The reversal of 100203202012012 is 210210202302001.

It is a happy number.

It is a super-3 number, since 3×100203202012012³ (a number of 43 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109131289 + ... + 110045647.

It is an arithmetic number, because the mean of its divisors is an integer number (4158673864800).

Almost surely, 2^{100203202012012} is an apocalyptic number.

It is an amenable number.

100203202012012 is a deficient number, since it is larger than the sum of its proper divisors (99413143498388).

100203202012012 is a wasteful number, since it uses less digits than its factorization.

100203202012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022686 (or 1022684 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 100203202012012 its reverse (210210202302001), we get a palindrome (310413404314013).

The spelling of 100203202012012 in words is "one hundred trillion, two hundred three billion, two hundred two million, twelve thousand, twelve".