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33112301201 = 722121131859
BaseRepresentation
bin11110110101101001…
…011001111010010001
310011110122122011222222
4132311221121322101
51020303222114301
623113411310425
72251360626200
oct366551317221
9104418564888
1033112301201
1113052037a91
1265012ab415
133179109245
141861925237
15cdbea231b
hex7b5a59e91

33112301201 has 12 divisors (see below), whose sum is σ = 38521416240. Its totient is φ = 28379743560.

The previous prime is 33112301179. The next prime is 33112301203. The reversal of 33112301201 is 10210321133.

It is not a de Polignac number, because 33112301201 - 218 = 33112039057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33112301201.

It is not an unprimeable number, because it can be changed into a prime (33112301203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1023410 + ... + 1055268.

It is an arithmetic number, because the mean of its divisors is an integer number (3210118020).

Almost surely, 233112301201 is an apocalyptic number.

It is an amenable number.

33112301201 is a deficient number, since it is larger than the sum of its proper divisors (5409115039).

33112301201 is a wasteful number, since it uses less digits than its factorization.

33112301201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53084 (or 53077 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 33112301201 its reverse (10210321133), we get a palindrome (43322622334).

The spelling of 33112301201 in words is "thirty-three billion, one hundred twelve million, three hundred one thousand, two hundred one".

Divisors: 1 7 49 21211 31859 148477 223013 1039339 1561091 675761249 4730328743 33112301201