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10211212002 = 231931988093
BaseRepresentation
bin10011000001010001…
…01011101011100010
3222100122012022112010
421200220223223202
5131403032241002
64405125413350
7511020604245
oct114050535342
928318168463
1010211212002
11436aa65792
121b8b86a256
13c6969bba4
146cc22325c
153eb6ce46c
hex260a2bae2

10211212002 has 16 divisors (see below), whose sum is σ = 20423712960. Its totient is φ = 3403522512.

The previous prime is 10211212001. The next prime is 10211212091. The reversal of 10211212002 is 20021211201.

It is not an unprimeable number, because it can be changed into a prime (10211212001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71868 + ... + 159960.

It is an arithmetic number, because the mean of its divisors is an integer number (1276482060).

Almost surely, 210211212002 is an apocalyptic number.

10211212002 is an abundant number, since it is smaller than the sum of its proper divisors (10212500958).

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

10211212002 is a wasteful number, since it uses less digits than its factorization.

10211212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107417.

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

Adding to 10211212002 its reverse (20021211201), we get a palindrome (30232423203).

The spelling of 10211212002 in words is "ten billion, two hundred eleven million, two hundred twelve thousand, two".

Divisors: 1 2 3 6 19319 38638 57957 88093 115914 176186 264279 528558 1701868667 3403737334 5105606001 10211212002