20002122111010 has 16 divisors (see below), whose sum is σ = 38773344400056. Its totient is φ = 7385398933248.

The previous prime is 20002122110953. The next prime is 20002122111073. The reversal of 20002122111010 is 1011122120002.

It can be written as a sum of positive squares in 4 ways, for example, as 8907007460521 + 11095114650489 = 2984461^2 + 3330933^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76931238759 + ... + 76931239018.

Almost surely, 2^{20002122111010} is an apocalyptic number.

20002122111010 is a deficient number, since it is larger than the sum of its proper divisors (18771222289046).

20002122111010 is a wasteful number, since it uses less digits than its factorization.

20002122111010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153862477797.

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

Adding to 20002122111010 its reverse (1011122120002), we get a palindrome (21013244231012).

The spelling of 20002122111010 in words is "twenty trillion, two billion, one hundred twenty-two million, one hundred eleven thousand, ten".