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1212211010002 = 27313959732483
BaseRepresentation
bin10001101000111101011…
…010000001100111010010
311021212221001212200122011
4101220331122001213102
5124330102004310002
62324514304533134
7153402501401206
oct21507532014722
94255831780564
101212211010002
114281065706a3
12176b270211aa
138a407390005
1442958192b06
15217ebc3c8d7
hex11a3d6819d2

1212211010002 has 16 divisors (see below), whose sum is σ = 1856485602720. Its totient is φ = 593501941152.

The previous prime is 1212211009957. The next prime is 1212211010027. The reversal of 1212211010002 is 2000101122121.

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 7 ways as a sum of consecutive naturals, for example, 29845948 + ... + 29886535.

It is an arithmetic number, because the mean of its divisors is an integer number (116030350170).

Almost surely, 21212211010002 is an apocalyptic number.

1212211010002 is a deficient number, since it is larger than the sum of its proper divisors (644274592718).

1212211010002 is a wasteful number, since it uses less digits than its factorization.

1212211010002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59732697.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1212211010002 its reverse (2000101122121), we get a palindrome (3212312132123).

The spelling of 1212211010002 in words is "one trillion, two hundred twelve billion, two hundred eleven million, ten thousand, two".

Divisors: 1 2 73 139 146 278 10147 20294 59732483 119464966 4360471259 8302815137 8720942518 16605630274 606105505001 1212211010002