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1012212202001 = 711138911361809
BaseRepresentation
bin11101011101011001000…
…11000111101000010001
310120202200210211120020212
432232230203013220101
5113041002310431001
62053000500213505
7133062363520340
oct16565443075021
93522623746225
101012212202001
11360305444020
1214420b99a295
13745b339a580
1436dc4301b57
151b4e39517bb
hexebac8c7a11

1012212202001 has 32 divisors (see below), whose sum is σ = 1374324537600. Its totient is φ = 719884154880.

The previous prime is 1012212201971. The next prime is 1012212202019. The reversal of 1012212202001 is 1002022122101.

1012212202001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1012212202001 - 26 = 1012212201937 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1012212202031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5591816 + ... + 5769993.

It is an arithmetic number, because the mean of its divisors is an integer number (42947641800).

Almost surely, 21012212202001 is an apocalyptic number.

1012212202001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1012212202001 is a deficient number, since it is larger than the sum of its proper divisors (362112335599).

1012212202001 is a wasteful number, since it uses less digits than its factorization.

1012212202001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11361929.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1012212202001 its reverse (1002022122101), we get a palindrome (2014234324102).

The spelling of 1012212202001 in words is "one trillion, twelve billion, two hundred twelve million, two hundred two thousand, one".

Divisors: 1 7 11 13 77 89 91 143 623 979 1001 1157 6853 8099 12727 89089 11361809 79532663 124979899 147703517 874859293 1011201001 1033924619 1624738687 7078407007 11123211011 11373170809 13145613013 77862477077 92019291091 144601743143 1012212202001