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1031023100222 = 22397231067481
BaseRepresentation
bin11110000000011011100…
…01000000000100111110
310122120020202212012111222
433000031301000010332
5113343013403201342
62105351231113342
7134326466516243
oct17001561000476
93576222765458
101031023100222
113682887302a5
1214799b672852
13762c05c838b
1437c8a6d35ca
151bc450d5ed2
hexf00dc4013e

1031023100222 has 16 divisors (see below), whose sum is σ = 1630412152992. Its totient is φ = 488014517760.

The previous prime is 1031023100209. The next prime is 1031023100267. The reversal of 1031023100222 is 2220013201301.

It is a self number, because there is not a number n which added to its sum of digits gives 1031023100222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115529279 + ... + 115538202.

It is an arithmetic number, because the mean of its divisors is an integer number (101900759562).

Almost surely, 21031023100222 is an apocalyptic number.

1031023100222 is a deficient number, since it is larger than the sum of its proper divisors (599389052770).

1031023100222 is a wasteful number, since it uses less digits than its factorization.

1031023100222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231067603.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1031023100222 its reverse (2220013201301), we get a palindrome (3251036301523).

The spelling of 1031023100222 in words is "one trillion, thirty-one billion, twenty-three million, one hundred thousand, two hundred twenty-two".

Divisors: 1 2 23 46 97 194 2231 4462 231067481 462134962 5314552063 10629104126 22413545657 44827091314 515511550111 1031023100222