102100210001122 has 16 divisors (see below), whose sum is σ = 155248677273312. Its totient is φ = 50350654628640.

The previous prime is 102100210001117. The next prime is 102100210001129. The reversal of 102100210001122 is 221100012001201.

It is not an unprimeable number, because it can be changed into a prime (102100210001129) 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, 75773533 + ... + 77109199.

It is an arithmetic number, because the mean of its divisors is an integer number (9703042329582).

Almost surely, 2^{102100210001122} is an apocalyptic number.

102100210001122 is a deficient number, since it is larger than the sum of its proper divisors (53148467272190).

102100210001122 is a wasteful number, since it uses less digits than its factorization.

102100210001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1859313.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102100210001122 its reverse (221100012001201), we get a palindrome (323200222002323).

The spelling of 102100210001122 in words is "one hundred two trillion, one hundred billion, two hundred ten million, one thousand, one hundred twenty-two".