101203012 has 12 divisors (see below), whose sum is σ = 178730860. Its totient is φ = 50137056.

The previous prime is 101203009. The next prime is 101203019. The reversal of 101203012 is 210302101.

It can be written as a sum of positive squares in 2 ways, for example, as 58614336 + 42588676 = 7656^2 + 6526^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 101203012.

It is not an unprimeable number, because it can be changed into a prime (101203019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115623 + ... + 116494.

Almost surely, 2^101203012 is an apocalyptic number.

It is an amenable number.

101203012 is a deficient number, since it is larger than the sum of its proper divisors (77527848).

101203012 is a wasteful number, since it uses less digits than its factorization.

101203012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232230 (or 232228 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 101203012 is about 10059.9707753055. The cubic root of 101203012 is about 466.0127646672.

Adding to 101203012 its reverse (210302101), we get a palindrome (311505113).

The spelling of 101203012 in words is "one hundred one million, two hundred three thousand, twelve".