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2021110100022 = 231325911667949
BaseRepresentation
bin11101011010010011100…
…011001011000000110110
321011012211122020001011110
4131122103203023000312
5231103213141200042
64144252443415450
7266006664252126
oct35322343130066
97135748201143
102021110100022
1170a169a63442
12287855824586
13118788c17c10
146db72382c86
153789142709c
hex1d6938cb036

2021110100022 has 16 divisors (see below), whose sum is σ = 4353160215600. Its totient is φ = 621880030752.

The previous prime is 2021110100017. The next prime is 2021110100047. The reversal of 2021110100022 is 2200010111202.

It is a junction number, because it is equal to n+sod(n) for n = 2021110099980 and 2021110100007.

It is a congruent number.

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, 12955833897 + ... + 12955834052.

It is an arithmetic number, because the mean of its divisors is an integer number (272072513475).

Almost surely, 22021110100022 is an apocalyptic number.

2021110100022 is an abundant number, since it is smaller than the sum of its proper divisors (2332050115578).

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

2021110100022 is a wasteful number, since it uses less digits than its factorization.

2021110100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25911667967.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2021110100022 its reverse (2200010111202), we get a palindrome (4221120211224).

The spelling of 2021110100022 in words is "two trillion, twenty-one billion, one hundred ten million, one hundred thousand, twenty-two".

Divisors: 1 2 3 6 13 26 39 78 25911667949 51823335898 77735003847 155470007694 336851683337 673703366674 1010555050011 2021110100022