2100020101135 has 32 divisors (see below), whose sum is σ = 2795686493184. Its totient is φ = 1501442448000.

The previous prime is 2100020101121. The next prime is 2100020101139. The reversal of 2100020101135 is 5311010200012.

It is not a de Polignac number, because 2100020101135 - 2¹¹ = 2100020099087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100020101139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6109932 + ... + 6444478.

It is an arithmetic number, because the mean of its divisors is an integer number (87365202912).

Almost surely, 2^{2100020101135} is an apocalyptic number.

2100020101135 is a deficient number, since it is larger than the sum of its proper divisors (695666392049).

2100020101135 is a wasteful number, since it uses less digits than its factorization.

2100020101135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336495.

The product of its (nonzero) digits is 60, while the sum is 16.

Adding to 2100020101135 its reverse (5311010200012), we get a palindrome (7411030301147).

The spelling of 2100020101135 in words is "two trillion, one hundred billion, twenty million, one hundred one thousand, one hundred thirty-five".