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202120211010 = 23517937638773
BaseRepresentation
bin1011110000111101001…
…1011010101001000010
3201022201002211120020010
42330033103122221002
511302420233223020
6232504105325350
720413504306134
oct2741723325102
9638632746203
10202120211010
117879a654103
1233209796856
13160a16654c3
149ad590d054
1553ce67ede0
hex2f0f4daa42

202120211010 has 32 divisors (see below), whose sum is σ = 487798511040. Its totient is φ = 53597611328.

The previous prime is 202120210993. The next prime is 202120211101. The reversal of 202120211010 is 10112021202.

202120211010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18814017 + ... + 18824756.

It is an arithmetic number, because the mean of its divisors is an integer number (15243703470).

Almost surely, 2202120211010 is an apocalyptic number.

202120211010 is an abundant number, since it is smaller than the sum of its proper divisors (285678300030).

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

202120211010 is a wasteful number, since it uses less digits than its factorization.

202120211010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37638962.

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

Adding to 202120211010 its reverse (10112021202), we get a palindrome (212232232212).

The spelling of 202120211010 in words is "two hundred two billion, one hundred twenty million, two hundred eleven thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 179 358 537 895 1074 1790 2685 5370 37638773 75277546 112916319 188193865 225832638 376387730 564581595 1129163190 6737340367 13474680734 20212021101 33686701835 40424042202 67373403670 101060105505 202120211010