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11211210002 = 243919141853
BaseRepresentation
bin10100111000011110…
…10111110100010010
31001221022212110220002
422130033113310102
5140430032210002
65052251050002
7544552466306
oct123417276422
931838773802
1011211210002
114833488013
12220a740902
131098908195
14784d6dd06
154593b0002
hex29c3d7d12

11211210002 has 16 divisors (see below), whose sum is σ = 17226749760. Its totient is φ = 5469245712.

The previous prime is 11211209951. The next prime is 11211210007. The reversal of 11211210002 is 20001211211.

It is not an unprimeable number, because it can be changed into a prime (11211210007) 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, 8108 + ... + 149960.

It is an arithmetic number, because the mean of its divisors is an integer number (1076671860).

Almost surely, 211211210002 is an apocalyptic number.

11211210002 is a deficient number, since it is larger than the sum of its proper divisors (6015539758).

11211210002 is a wasteful number, since it uses less digits than its factorization.

11211210002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142817.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11211210002 its reverse (20001211211), we get a palindrome (31212421213).

The spelling of 11211210002 in words is "eleven billion, two hundred eleven million, two hundred ten thousand, two".

Divisors: 1 2 43 86 919 1838 39517 79034 141853 283706 6099679 12199358 130362907 260725814 5605605001 11211210002