12122021098 has 16 divisors (see below), whose sum is σ = 19923426144. Its totient is φ = 5485734160.

The previous prime is 12122021069. The next prime is 12122021113. The reversal of 12122021098 is 89012022121.

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, 1208665 + ... + 1218652.

It is an arithmetic number, because the mean of its divisors is an integer number (1245214134).

Almost surely, 2^12122021098 is an apocalyptic number.

12122021098 is a deficient number, since it is larger than the sum of its proper divisors (7801405046).

12122021098 is a wasteful number, since it uses less digits than its factorization.

12122021098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2427557.

The product of its (nonzero) digits is 1152, while the sum is 28.

The spelling of 12122021098 in words is "twelve billion, one hundred twenty-two million, twenty-one thousand, ninety-eight".