2123412120010 has 16 divisors (see below), whose sum is σ = 3822186132072. Its totient is φ = 849355000000.

The previous prime is 2123412120007. The next prime is 2123412120013. The reversal of 2123412120010 is 100212143212.

It is an interprime number because it is at equal distance from previous prime (2123412120007) and next prime (2123412120013).

It can be written as a sum of positive squares in 4 ways, for example, as 2066409125001 + 57002995009 = 1437501^2 + 238753^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2123412120010.

It is not an unprimeable number, because it can be changed into a prime (2123412120013) 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, 291241 + ... + 2081260.

Almost surely, 2^{2123412120010} is an apocalyptic number.

2123412120010 is a deficient number, since it is larger than the sum of its proper divisors (1698774012062).

2123412120010 is a wasteful number, since it uses less digits than its factorization.

2123412120010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2462009.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 2123412120010 its reverse (100212143212), we get a palindrome (2223624263222).

It can be divided in two parts, 2123412 and 120010, that added together give a palindrome (2243422).

The spelling of 2123412120010 in words is "two trillion, one hundred twenty-three billion, four hundred twelve million, one hundred twenty thousand, ten".