2102001001126 has 16 divisors (see below), whose sum is σ = 3442054329504. Its totient is φ = 956864522304.

The previous prime is 2102001001057. The next prime is 2102001001127. The reversal of 2102001001126 is 6211001002012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102001001127) 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, 553739146 + ... + 553742941.

It is an arithmetic number, because the mean of its divisors is an integer number (215128395594).

Almost surely, 2^{2102001001126} is an apocalyptic number.

2102001001126 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2102001001126 is a deficient number, since it is larger than the sum of its proper divisors (1340053328378).

2102001001126 is a wasteful number, since it uses less digits than its factorization.

2102001001126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107482175.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2102001001126 its reverse (6211001002012), we get a palindrome (8313002003138).

The spelling of 2102001001126 in words is "two trillion, one hundred two billion, one million, one thousand, one hundred twenty-six".