1200012100098 has 64 divisors (see below), whose sum is σ = 2789845893120. Its totient is φ = 337040004672.

The previous prime is 1200012100097. The next prime is 1200012100109. The reversal of 1200012100098 is 8900012100021.

It is a super-2 number, since 2×1200012100098² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1200012100097) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 450586 + ... + 1613397.

It is an arithmetic number, because the mean of its divisors is an integer number (43591342080).

Almost surely, 2^{1200012100098} is an apocalyptic number.

1200012100098 is an abundant number, since it is smaller than the sum of its proper divisors (1589833793022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200012100098 is a wasteful number, since it uses less digits than its factorization.

1200012100098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2064231.

The product of its (nonzero) digits is 288, while the sum is 24.

The spelling of 1200012100098 in words is "one trillion, two hundred billion, twelve million, one hundred thousand, ninety-eight".