213000101002 has 16 divisors (see below), whose sum is σ = 364316915592. Its totient is φ = 92524930560.

The previous prime is 213000100993. The next prime is 213000101009. The reversal of 213000101002 is 200101000312.

It can be written as a sum of positive squares in 4 ways, for example, as 193053905641 + 19946195361 = 439379^2 + 141231^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 213000101002.

It is not an unprimeable number, because it can be changed into a prime (213000101009) 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, 240949899 + ... + 240950782.

Almost surely, 2^213000101002 is an apocalyptic number.

213000101002 is a deficient number, since it is larger than the sum of its proper divisors (151316814590).

213000101002 is a wasteful number, since it uses less digits than its factorization.

213000101002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481900713.

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

Adding to 213000101002 its reverse (200101000312), we get a palindrome (413101101314).

The spelling of 213000101002 in words is "two hundred thirteen billion, one hundred one thousand, two".