2120202020019 has 32 divisors (see below), whose sum is σ = 3137068892160. Its totient is φ = 1268307050400.

The previous prime is 2120202019921. The next prime is 2120202020087. The reversal of 2120202020019 is 9100202020212.

It is a happy number.

It is not a de Polignac number, because 2120202020019 - 2¹⁵ = 2120201987251 is a prime.

It is a super-2 number, since 2×2120202020019² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2120202019977 and 2120202020004.

It is not an unprimeable number, because it can be changed into a prime (2120202020219) 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, 12681717 + ... + 12847814.

It is an arithmetic number, because the mean of its divisors is an integer number (98033402880).

Almost surely, 2^{2120202020019} is an apocalyptic number.

2120202020019 is a deficient number, since it is larger than the sum of its proper divisors (1016866872141).

2120202020019 is a wasteful number, since it uses less digits than its factorization.

2120202020019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25529631.

The product of its (nonzero) digits is 288, while the sum is 21.

The spelling of 2120202020019 in words is "two trillion, one hundred twenty billion, two hundred two million, twenty thousand, nineteen".