2021061052050 has 24 divisors (see below), whose sum is σ = 5012231409456. Its totient is φ = 538949613840.

The previous prime is 2021061052037. The next prime is 2021061052067. The reversal of 2021061052050 is 502501601202.

It is a happy number.

It is a super-2 number, since 2×2021061052050² (a number of 25 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 2021061052050.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6736870024 + ... + 6736870323.

It is an arithmetic number, because the mean of its divisors is an integer number (208842975394).

Almost surely, 2^{2021061052050} is an apocalyptic number.

2021061052050 is an abundant number, since it is smaller than the sum of its proper divisors (2991170357406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2021061052050 is a wasteful number, since it uses less digits than its factorization.

2021061052050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13473740362 (or 13473740357 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 2021061052050 its reverse (502501601202), we get a palindrome (2523562653252).

The spelling of 2021061052050 in words is "two trillion, twenty-one billion, sixty-one million, fifty-two thousand, fifty".