202010221121019 has 16 divisors (see below), whose sum is σ = 271486529829504. Its totient is φ = 133604329040000.

The previous prime is 202010221120987. The next prime is 202010221121029. The reversal of 202010221121019 is 910121122010202.

It is a cyclic number.

It is not a de Polignac number, because 202010221121019 - 2⁵ = 202010221120987 is a prime.

It is a super-2 number, since 2×202010221121019² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 202010221121019.

It is not an unprimeable number, because it can be changed into a prime (202010221121029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77778174 + ... + 80333459.

It is an arithmetic number, because the mean of its divisors is an integer number (16967908114344).

Almost surely, 2^{202010221121019} is an apocalyptic number.

202010221121019 is a deficient number, since it is larger than the sum of its proper divisors (69476308708485).

202010221121019 is a wasteful number, since it uses less digits than its factorization.

202010221121019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158115018.

The product of its (nonzero) digits is 288, while the sum is 24.

The spelling of 202010221121019 in words is "two hundred two trillion, ten billion, two hundred twenty-one million, one hundred twenty-one thousand, nineteen".