2100012001202 has 8 divisors (see below), whose sum is σ = 3258639312300. Its totient is φ = 1013798897104.

The previous prime is 2100012001111. The next prime is 2100012001249. The reversal of 2100012001202 is 2021002100012.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2099690838961 + 321162241 = 1449031^2 + 17921^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18103551677 + ... + 18103551792.

Almost surely, 2^{2100012001202} is an apocalyptic number.

2100012001202 is a deficient number, since it is larger than the sum of its proper divisors (1158627311098).

2100012001202 is a wasteful number, since it uses less digits than its factorization.

2100012001202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36207103500.

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

Adding to 2100012001202 its reverse (2021002100012), we get a palindrome (4121014101214).

The spelling of 2100012001202 in words is "two trillion, one hundred billion, twelve million, one thousand, two hundred two".