10020001012202 has 4 divisors (see below), whose sum is σ = 15030001518306. Its totient is φ = 5010000506100.

The previous prime is 10020001012201. The next prime is 10020001012243. The reversal of 10020001012202 is 20221010002001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9921561322201 + 98439690001 = 3149851^2 + 313751^2 .

It is not an unprimeable number, because it can be changed into a prime (10020001012201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2505000253049 + ... + 2505000253052.

Almost surely, 2^{10020001012202} is an apocalyptic number.

10020001012202 is a deficient number, since it is larger than the sum of its proper divisors (5010000506104).

10020001012202 is an equidigital number, since it uses as much as digits as its factorization.

10020001012202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5010000506103.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10020001012202 its reverse (20221010002001), we get a palindrome (30241011014203).

The spelling of 10020001012202 in words is "ten trillion, twenty billion, one million, twelve thousand, two hundred two".