210002011002123 has 32 divisors (see below), whose sum is σ = 283960119066624. Its totient is φ = 138036682923552.

The previous prime is 210002011002079. The next prime is 210002011002131. The reversal of 210002011002123 is 321200110200012.

It is not a de Polignac number, because 210002011002123 - 2⁴⁶ = 139633266824459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210002011002923) 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, 288949036 + ... + 289674902.

It is an arithmetic number, because the mean of its divisors is an integer number (8873753720832).

Almost surely, 2^{210002011002123} is an apocalyptic number.

210002011002123 is a deficient number, since it is larger than the sum of its proper divisors (73958108064501).

210002011002123 is a wasteful number, since it uses less digits than its factorization.

210002011002123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730711.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 210002011002123 its reverse (321200110200012), we get a palindrome (531202121202135).

The spelling of 210002011002123 in words is "two hundred ten trillion, two billion, eleven million, two thousand, one hundred twenty-three".