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2020021210002 = 236611171434957
BaseRepresentation
bin11101011001010010101…
…001011000101110010010
321011010000202021200212110
4131121102221120232102
5231044000412210002
64143552425010150
7265641002660505
oct35312251305622
97133022250773
102020021210002
11709760347234
122875b1023956
131186444570b3
146daab8d713c
153782aa37e6c
hex1d652a58b92

2020021210002 has 32 divisors (see below), whose sum is σ = 4049619044544. Its totient is φ = 671746046400.

The previous prime is 2020021210001. The next prime is 2020021210087. The reversal of 2020021210002 is 2000121200202.

It is a self number, because there is not a number n which added to its sum of digits gives 2020021210002.

It is not an unprimeable number, because it can be changed into a prime (2020021210001) 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, 4426708 + ... + 4861664.

It is an arithmetic number, because the mean of its divisors is an integer number (126550595142).

Almost surely, 22020021210002 is an apocalyptic number.

2020021210002 is an abundant number, since it is smaller than the sum of its proper divisors (2029597834542).

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

2020021210002 is a wasteful number, since it uses less digits than its factorization.

2020021210002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436794.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2020021210002 its reverse (2000121200202), we get a palindrome (4020142410204).

The spelling of 2020021210002 in words is "two trillion, twenty billion, twenty-one million, two hundred ten thousand, two".

Divisors: 1 2 3 6 661 1171 1322 1983 2342 3513 3966 7026 434957 774031 869914 1304871 1548062 2322093 2609742 4644186 287506577 509334647 575013154 862519731 1018669294 1528003941 1725039462 3056007882 336670201667 673340403334 1010010605001 2020021210002