2002101221099 has 32 divisors (see below), whose sum is σ = 2332551936000. Its totient is φ = 1683093924864.

The previous prime is 2002101221069. The next prime is 2002101221119. The reversal of 2002101221099 is 9901221012002.

It is a cyclic number.

It is not a de Polignac number, because 2002101221099 - 2⁸ = 2002101220843 is a prime.

It is a super-2 number, since 2×2002101221099² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002101221039) 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, 249044522 + ... + 249052560.

It is an arithmetic number, because the mean of its divisors is an integer number (72892248000).

Almost surely, 2^{2002101221099} is an apocalyptic number.

2002101221099 is a deficient number, since it is larger than the sum of its proper divisors (330450714901).

2002101221099 is a wasteful number, since it uses less digits than its factorization.

2002101221099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11427.

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 2002101221099 in words is "two trillion, two billion, one hundred one million, two hundred twenty-one thousand, ninety-nine".