2120100210010 has 16 divisors (see below), whose sum is σ = 3816205521696. Its totient is φ = 848034496528.

The previous prime is 2120100209999. The next prime is 2120100210017. The reversal of 2120100210010 is 100120010212.

It is a super-2 number, since 2×2120100210010² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (2120100210017) 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, 1120869 + ... + 2344471.

It is an arithmetic number, because the mean of its divisors is an integer number (238512845106).

Almost surely, 2^{2120100210010} is an apocalyptic number.

2120100210010 is a deficient number, since it is larger than the sum of its proper divisors (1696105311686).

2120100210010 is a wasteful number, since it uses less digits than its factorization.

2120100210010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1396877.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2120100210010 its reverse (100120010212), we get a palindrome (2220220220222).

The spelling of 2120100210010 in words is "two trillion, one hundred twenty billion, one hundred million, two hundred ten thousand, ten".