1098902211 has 32 divisors (see below), whose sum is σ = 1670948352. Its totient is φ = 635880960.

The previous prime is 1098902197. The next prime is 1098902227. The reversal of 1098902211 is 1122098901.

It is not a de Polignac number, because 1098902211 - 2¹³ = 1098894019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (1098902261) 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, 585771 + ... + 587643.

It is an arithmetic number, because the mean of its divisors is an integer number (52217136).

Almost surely, 2^1098902211 is an apocalyptic number.

1098902211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1098902211 is a deficient number, since it is larger than the sum of its proper divisors (572046141).

1098902211 is a wasteful number, since it uses less digits than its factorization.

1098902211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2683.

The product of its (nonzero) digits is 2592, while the sum is 33.

The square root of 1098902211 is about 33149.6939804880. The cubic root of 1098902211 is about 1031.9365994117.

It can be divided in two parts, 109890 and 2211, that added together give a triangular number (112101 = T₄₇₃).

The spelling of 1098902211 in words is "one billion, ninety-eight million, nine hundred two thousand, two hundred eleven".