220102412 has 6 divisors (see below), whose sum is σ = 385179228. Its totient is φ = 110051204.

The previous prime is 220102397. The next prime is 220102439. The reversal of 220102412 is 214201022.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27512798 + ... + 27512805.

It is an arithmetic number, because the mean of its divisors is an integer number (64196538).

Almost surely, 2^220102412 is an apocalyptic number.

It is an amenable number.

220102412 is a deficient number, since it is larger than the sum of its proper divisors (165076816).

220102412 is a wasteful number, since it uses less digits than its factorization.

220102412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55025607 (or 55025605 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 220102412 is about 14835.8488803304. The cubic root of 220102412 is about 603.7747321576.

Adding to 220102412 its reverse (214201022), we get a palindrome (434303434).

The spelling of 220102412 in words is "two hundred twenty million, one hundred two thousand, four hundred twelve".