1002218949061 has 4 divisors (see below), whose sum is σ = 1093329762624. Its totient is φ = 911108135500.

The previous prime is 1002218949047. The next prime is 1002218949073. The reversal of 1002218949061 is 1609498122001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1002218949061 - 2⁷ = 1002218948933 is a prime.

It is a super-3 number, since 3×1002218949061³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1002218948999 and 1002218949017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002218949761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45555406765 + ... + 45555406786.

It is an arithmetic number, because the mean of its divisors is an integer number (273332440656).

Almost surely, 2^{1002218949061} is an apocalyptic number.

1002218949061 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1002218949061 is a deficient number, since it is larger than the sum of its proper divisors (91110813563).

1002218949061 is an equidigital number, since it uses as much as digits as its factorization.

1002218949061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91110813562.

The product of its (nonzero) digits is 62208, while the sum is 43.

The spelling of 1002218949061 in words is "one trillion, two billion, two hundred eighteen million, nine hundred forty-nine thousand, sixty-one".