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2221011100010 = 251423156079487
BaseRepresentation
bin100000010100011110100…
…100111110000101101010
321212022211002020000011202
4200110132210332011222
5242342112320200020
64420152435524202
7316314503600303
oct40243644760552
97768732200152
102221011100010
11786a1a95644a
122ba544159662
131315958837b1
14796d72537aa
153cb90d42e75
hex2051e93e16a

2221011100010 has 16 divisors (see below), whose sum is σ = 4000629436416. Its totient is φ = 887780116368.

The previous prime is 2221011099959. The next prime is 2221011100043. The reversal of 2221011100010 is 100011101222.

It is a junction number, because it is equal to n+sod(n) for n = 2221011099964 and 2221011100000.

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, 78025514 + ... + 78053973.

It is an arithmetic number, because the mean of its divisors is an integer number (250039339776).

Almost surely, 22221011100010 is an apocalyptic number.

2221011100010 is a deficient number, since it is larger than the sum of its proper divisors (1779618336406).

2221011100010 is a wasteful number, since it uses less digits than its factorization.

2221011100010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156080917.

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

Adding to 2221011100010 its reverse (100011101222), we get a palindrome (2321022201232).

The spelling of 2221011100010 in words is "two trillion, two hundred twenty-one billion, eleven million, one hundred thousand, ten".

Divisors: 1 2 5 10 1423 2846 7115 14230 156079487 312158974 780397435 1560794870 222101110001 444202220002 1110505550005 2221011100010