2101203332135 has 16 divisors (see below), whose sum is σ = 2608656049440. Its totient is φ = 1622833107840.

The previous prime is 2101203332113. The next prime is 2101203332147. The reversal of 2101203332135 is 5312333021012.

It is not a de Polignac number, because 2101203332135 - 2⁸ = 2101203331879 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 699905 + ... + 2166165.

It is an arithmetic number, because the mean of its divisors is an integer number (163041003090).

Almost surely, 2^{2101203332135} is an apocalyptic number.

2101203332135 is a deficient number, since it is larger than the sum of its proper divisors (507452717305).

2101203332135 is a wasteful number, since it uses less digits than its factorization.

2101203332135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1476178.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 2101203332135 its reverse (5312333021012), we get a palindrome (7413536353147).

The spelling of 2101203332135 in words is "two trillion, one hundred one billion, two hundred three million, three hundred thirty-two thousand, one hundred thirty-five".