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102222200200231 = 199751187881923
BaseRepresentation
bin10111001111100001110101…
…111011100101110000100111
3111101221100100220001002022101
4113033201311323211300213
5101344302031222401411
61001224121441112531
730350211262163206
oct2717416573456047
9441840326032271
10102222200200231
112a6312120a4181
12b56b420028747
134506687175927
141b3581bd5923d
15bc4079be88c1
hex5cf875ee5c27

102222200200231 has 4 divisors (see below), whose sum is σ = 102273388084152. Its totient is φ = 102171012316312.

The previous prime is 102222200200217. The next prime is 102222200200243. The reversal of 102222200200231 is 132002002222201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102222200200231 - 29 = 102222200199719 is a prime.

It is a super-2 number, since 2×1022222002002312 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102222200200199 and 102222200200208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102222200200291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25593938965 + ... + 25593942958.

It is an arithmetic number, because the mean of its divisors is an integer number (25568347021038).

Almost surely, 2102222200200231 is an apocalyptic number.

102222200200231 is a deficient number, since it is larger than the sum of its proper divisors (51187883921).

102222200200231 is an equidigital number, since it uses as much as digits as its factorization.

102222200200231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51187883920.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 102222200200231 its reverse (132002002222201), we get a palindrome (234224202422432).

The spelling of 102222200200231 in words is "one hundred two trillion, two hundred twenty-two billion, two hundred million, two hundred thousand, two hundred thirty-one".

Divisors: 1 1997 51187881923 102222200200231